Clean up stale internal literals

cmd/weatherfeeder/main_test.go

@@ -20,6 +20,7 @@ import (
 
 	wfnormalizers "gitea.maximumdirect.net/ejr/weatherfeeder/internal/normalizers"
 	wfsources "gitea.maximumdirect.net/ejr/weatherfeeder/internal/sources"
+	"gitea.maximumdirect.net/ejr/weatherfeeder/standards"
 )
 
 type testInput struct {
@@ -36,10 +37,10 @@ type testKindsSource struct {
 func (s testKindsSource) Kinds() []fkevent.Kind { return s.kinds }
 
 func TestValidateSourceExpectedKindsSubsetAllowed(t *testing.T) {
-	sc := config.SourceConfig{Kinds: []string{"observation"}}
+	sc := config.SourceConfig{Kinds: []string{standards.KindObservation}}
 	in := testKindsSource{
 		testInput: testInput{name: "test"},
-		kinds:     []fkevent.Kind{"observation", "forecast"},
+		kinds:     []fkevent.Kind{fkevent.Kind(standards.KindObservation), fkevent.Kind(standards.KindForecast)},
 	}
 
 	if err := fksources.ValidateExpectedKinds(sc, in); err != nil {
@@ -48,10 +49,10 @@ func TestValidateSourceExpectedKindsSubsetAllowed(t *testing.T) {
 }
 
 func TestValidateSourceExpectedKindsMismatchFails(t *testing.T) {
-	sc := config.SourceConfig{Kinds: []string{"alert"}}
+	sc := config.SourceConfig{Kinds: []string{standards.KindAlert}}
 	in := testKindsSource{
 		testInput: testInput{name: "test"},
-		kinds:     []fkevent.Kind{"observation", "forecast"},
+		kinds:     []fkevent.Kind{fkevent.Kind(standards.KindObservation), fkevent.Kind(standards.KindForecast)},
 	}
 
 	err := fksources.ValidateExpectedKinds(sc, in)
@@ -64,7 +65,7 @@ func TestValidateSourceExpectedKindsMismatchFails(t *testing.T) {
 }
 
 func TestValidateSourceExpectedKindsNoMetadataSkipsCheck(t *testing.T) {
-	sc := config.SourceConfig{Kinds: []string{"alert"}}
+	sc := config.SourceConfig{Kinds: []string{standards.KindAlert}}
 	in := testInput{name: "test"}
 
 	if err := fksources.ValidateExpectedKinds(sc, in); err != nil {
@@ -111,6 +112,10 @@ func TestMaintainedConfigExamplesLoad(t *testing.T) {
 func assertConfigSourcesBuildSchedulerJobs(t *testing.T, cfg *config.Config) {
 	t.Helper()
 
+	if len(cfg.Sources) == 0 {
+		t.Fatalf("config has no sources")
+	}
+
 	reg := fksources.NewRegistry()
 	wfsources.RegisterBuiltins(reg)
 
@@ -158,7 +163,7 @@ func TestNormalizeNoMatchPassThrough(t *testing.T) {
 	pl := &fkpipeline.Pipeline{Processors: chain}
 	in := fkevent.Event{
 		ID:        "evt-no-match",
-		Kind:      fkevent.Kind("observation"),
+		Kind:      fkevent.Kind(standards.KindObservation),
 		Source:    "test",
 		EmittedAt: time.Now().UTC(),
 		Schema:    "raw.weatherfeeder.unknown.v1",
@@ -188,7 +193,7 @@ func TestDedupeDropsSecondEventWithSameID(t *testing.T) {
 	pl := &fkpipeline.Pipeline{Processors: chain}
 	in := fkevent.Event{
 		ID:        "evt-dedupe-1",
-		Kind:      fkevent.Kind("observation"),
+		Kind:      fkevent.Kind(standards.KindObservation),
 		Source:    "test",
 		EmittedAt: time.Now().UTC(),
 		Schema:    "raw.weatherfeeder.unknown.v1",

internal/normalizers/common/finalize_test.go

@@ -5,6 +5,7 @@ import (
 	"time"
 
 	"gitea.maximumdirect.net/ejr/feedkit/event"
+	"gitea.maximumdirect.net/ejr/weatherfeeder/standards"
 )
 
 func TestFinalizeRoundsWeatherPayloadFloats(t *testing.T) {
@@ -14,7 +15,7 @@ func TestFinalizeRoundsWeatherPayloadFloats(t *testing.T) {
 
 	in := event.Event{
 		ID:        "evt-1",
-		Kind:      event.Kind("observation"),
+		Kind:      event.Kind(standards.KindObservation),
 		Source:    "source-a",
 		EmittedAt: time.Date(2026, 3, 28, 12, 0, 0, 0, time.UTC),
 		Schema:    "raw.example.v1",

internal/normalizers/nws/forecast_discussion_test.go

@@ -18,7 +18,7 @@ func TestForecastDiscussionNormalizerProducesCanonicalSchema(t *testing.T) {
 
 	out, err := (ForecastDiscussionNormalizer{}).Normalize(nil, event.Event{
 		ID:        "evt-discussion-1",
-		Kind:      event.Kind("forecast_discussion"),
+		Kind:      event.Kind(standards.KindForecastDiscussion),
 		Source:    "nws-discussion-test",
 		EmittedAt: time.Date(2026, 3, 28, 19, 25, 0, 0, time.UTC),
 		Schema:    standards.SchemaRawNWSForecastDiscussionV1,
@@ -33,7 +33,7 @@ func TestForecastDiscussionNormalizerProducesCanonicalSchema(t *testing.T) {
 	if out.Schema != standards.SchemaWeatherForecastDiscussionV1 {
 		t.Fatalf("Schema = %q, want %q", out.Schema, standards.SchemaWeatherForecastDiscussionV1)
 	}
-	if out.Kind != event.Kind("forecast_discussion") {
+	if out.Kind != event.Kind(standards.KindForecastDiscussion) {
 		t.Fatalf("Kind = %q, want forecast_discussion", out.Kind)
 	}
 
@@ -74,7 +74,7 @@ func TestForecastDiscussionNormalizerProducesCanonicalSchema(t *testing.T) {
 func TestForecastDiscussionNormalizerRejectsMissingIssueTime(t *testing.T) {
 	_, err := (ForecastDiscussionNormalizer{}).Normalize(nil, event.Event{
 		ID:        "evt-discussion-bad",
-		Kind:      event.Kind("forecast_discussion"),
+		Kind:      event.Kind(standards.KindForecastDiscussion),
 		Source:    "nws-discussion-test",
 		EmittedAt: time.Date(2026, 3, 28, 19, 25, 0, 0, time.UTC),
 		Schema:    standards.SchemaRawNWSForecastDiscussionV1,
@@ -93,7 +93,7 @@ func TestForecastDiscussionNormalizerWireShapeHasNoUnexpectedKeys(t *testing.T)
 
 	out, err := (ForecastDiscussionNormalizer{}).Normalize(nil, event.Event{
 		ID:        "evt-discussion-2",
-		Kind:      event.Kind("forecast_discussion"),
+		Kind:      event.Kind(standards.KindForecastDiscussion),
 		Source:    "nws-discussion-test",
 		EmittedAt: time.Date(2026, 3, 28, 19, 25, 0, 0, time.UTC),
 		Schema:    standards.SchemaRawNWSForecastDiscussionV1,

internal/normalizers/nws/forecast_test.go

@@ -182,7 +182,7 @@ func TestNormalizeForecastEventBySchemaProducesCanonicalWeatherForecastSchema(t
 		t.Run(tt.name, func(t *testing.T) {
 			out, err := normalizeForecastEventBySchema(event.Event{
 				ID:        "evt-1",
-				Kind:      event.Kind("forecast"),
+				Kind:      event.Kind(standards.KindForecast),
 				Source:    "nws-test",
 				EmittedAt: time.Date(2026, 3, 16, 18, 0, 0, 0, time.UTC),
 				Schema:    tt.schema,

internal/normalizers/nws/weatherstories_test.go

@@ -22,7 +22,7 @@ func TestWeatherStoriesNormalizerProducesCanonicalSchemaAndMapsSample(t *testing
 	if out.Schema != standards.SchemaWeatherStoryV1 {
 		t.Fatalf("Schema = %q, want %q", out.Schema, standards.SchemaWeatherStoryV1)
 	}
-	if out.Kind != event.Kind("weather_story") {
+	if out.Kind != event.Kind(standards.KindWeatherStory) {
 		t.Fatalf("Kind = %q, want weather_story", out.Kind)
 	}
 
@@ -118,7 +118,7 @@ func TestWeatherStoriesNormalizerMatch(t *testing.T) {
 func weatherStoriesRawEvent(payload string) event.Event {
 	return event.Event{
 		ID:        "evt-weatherstories-1",
-		Kind:      event.Kind("weather_story"),
+		Kind:      event.Kind(standards.KindWeatherStory),
 		Source:    "nws-weatherstories-test",
 		EmittedAt: time.Date(2026, 5, 30, 9, 5, 0, 0, time.UTC),
 		Schema:    standards.SchemaRawNWSWeatherStoriesV1,

internal/normalizers/spc/convective_outlook.go

@@ -22,7 +22,6 @@ const (
 	providerSPC        = "spc"
 	productConvective  = "convective"
 	outlookNormalizer  = "spc convective outlook"
-	outlookKind        = "outlook"
 	outlookTypeUnknown = 99
 )
 

internal/normalizers/spc/convective_outlook_test.go

@@ -32,7 +32,7 @@ func TestConvectiveOutlookNormalizerProducesCanonicalSchemaAndMapsSample(t *test
 	if out.Schema != standards.SchemaWeatherOutlookV1 {
 		t.Fatalf("Schema = %q, want %q", out.Schema, standards.SchemaWeatherOutlookV1)
 	}
-	if out.Kind != event.Kind("outlook") {
+	if out.Kind != event.Kind(standards.KindOutlook) {
 		t.Fatalf("Kind = %q, want outlook", out.Kind)
 	}
 
@@ -276,7 +276,7 @@ func spcRawEvent(t *testing.T, bundle spcprovider.RawConvectiveOutlookBundle) ev
 	effectiveAt := time.Date(2026, 6, 11, 19, 45, 0, 0, time.UTC)
 	return event.Event{
 		ID:          "evt-spc-outlook-1",
-		Kind:        event.Kind("outlook"),
+		Kind:        event.Kind(standards.KindOutlook),
 		Source:      "spc-test",
 		EmittedAt:   time.Date(2026, 6, 11, 20, 5, 0, 0, time.UTC),
 		EffectiveAt: &effectiveAt,

internal/providers/spc/fixture_test.go

@@ -0,0 +1,17 @@
+package spc
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func readTestFile(t *testing.T, name string) []byte {
+	t.Helper()
+	path := filepath.Join("testdata", name)
+	raw, err := os.ReadFile(path)
+	if err != nil {
+		t.Fatalf("read %s: %v", path, err)
+	}
+	return raw
+}

internal/providers/spc/geojson_test.go

@@ -1,8 +1,6 @@
 package spc
 
 import (
-	"os"
-	"path/filepath"
 	"strings"
 	"testing"
 	"time"
@@ -78,13 +76,3 @@ func TestParseISOTimestampTrimsAndReturnsUTC(t *testing.T) {
 		t.Fatalf("ParseISOTimestamp() = %s, want %s", got, want)
 	}
 }
-
-func readTestFile(t *testing.T, name string) []byte {
-	t.Helper()
-	path := filepath.Join("testdata", name)
-	raw, err := os.ReadFile(path)
-	if err != nil {
-		t.Fatalf("read %s: %v", path, err)
-	}
-	return raw
-}

internal/sinks/postgres/map.go

@@ -48,13 +48,7 @@ func mapObservationEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error) {
 
 	writes = append(writes, fksinks.PostgresWrite{
 		Table: tableObservations,
-		Values: map[string]any{
-			"event_id":                  e.ID,
-			"event_kind":                string(e.Kind),
-			"event_source":              e.Source,
-			"event_schema":              e.Schema,
-			"event_emitted_at":          e.EmittedAt.UTC(),
-			"event_effective_at":        nullableTime(e.EffectiveAt),
+		Values: parentEventValues(e, map[string]any{
 			"station_id":                nullableString(obs.StationID),
 			"station_name":              nullableString(obs.StationName),
 			"observed_at":               observedAt,
@@ -70,7 +64,7 @@ func mapObservationEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error) {
 			"visibility_meters":         nullableFloat64(obs.VisibilityMeters),
 			"relative_humidity_percent": nullableFloat64(obs.RelativeHumidityPercent),
 			"apparent_temperature_c":    nullableFloat64(obs.ApparentTemperatureC),
-		},
+		}),
 	})
 
 	for i, pw := range obs.PresentWeather {
@@ -109,13 +103,7 @@ func mapForecastEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error) {
 
 	writes = append(writes, fksinks.PostgresWrite{
 		Table: tableForecasts,
-		Values: map[string]any{
-			"event_id":           e.ID,
-			"event_kind":         string(e.Kind),
-			"event_source":       e.Source,
-			"event_schema":       e.Schema,
-			"event_emitted_at":   e.EmittedAt.UTC(),
-			"event_effective_at": nullableTime(e.EffectiveAt),
+		Values: parentEventValues(e, map[string]any{
 			"location_id":      nullableString(run.LocationID),
 			"location_name":    nullableString(run.LocationName),
 			"issued_at":        issuedAt,
@@ -125,7 +113,7 @@ func mapForecastEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error) {
 			"longitude":        nullableFloat64(run.Longitude),
 			"elevation_meters": nullableFloat64(run.ElevationMeters),
 			"period_count":     len(run.Periods),
-		},
+		}),
 	})
 
 	for i, p := range run.Periods {
@@ -186,13 +174,7 @@ func mapForecastDiscussionEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error
 	writes := make([]fksinks.PostgresWrite, 0, 1+len(run.KeyMessages))
 	writes = append(writes, fksinks.PostgresWrite{
 		Table: tableForecastDiscussions,
-		Values: map[string]any{
-			"event_id":             e.ID,
-			"event_kind":           string(e.Kind),
-			"event_source":         e.Source,
-			"event_schema":         e.Schema,
-			"event_emitted_at":     e.EmittedAt.UTC(),
-			"event_effective_at":   nullableTime(e.EffectiveAt),
+		Values: parentEventValues(e, map[string]any{
 			"office_id":            nullableString(run.OfficeID),
 			"office_name":          nullableString(run.OfficeName),
 			"issued_at":            issuedAt,
@@ -205,7 +187,7 @@ func mapForecastDiscussionEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error
 			"long_term_issued_at":  longTermIssuedAt,
 			"long_term_text":       longTermText,
 			"key_message_count":    len(run.KeyMessages),
-		},
+		}),
 	})
 
 	for i, msg := range run.KeyMessages {
@@ -236,17 +218,11 @@ func mapWeatherStoryEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error) {
 	writes := make([]fksinks.PostgresWrite, 0, 1+len(run.Stories))
 	writes = append(writes, fksinks.PostgresWrite{
 		Table: tableWeatherStoryRuns,
-		Values: map[string]any{
-			"event_id":           e.ID,
-			"event_kind":         string(e.Kind),
-			"event_source":       e.Source,
-			"event_schema":       e.Schema,
-			"event_emitted_at":   e.EmittedAt.UTC(),
-			"event_effective_at": nullableTime(e.EffectiveAt),
+		Values: parentEventValues(e, map[string]any{
 			"office_id":   nullableString(run.OfficeID),
 			"as_of":       asOf,
 			"story_count": len(run.Stories),
-		},
+		}),
 	})
 
 	for i, story := range run.Stories {
@@ -290,20 +266,14 @@ func mapAlertEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error) {
 
 	writes = append(writes, fksinks.PostgresWrite{
 		Table: tableAlertRuns,
-		Values: map[string]any{
-			"event_id":           e.ID,
-			"event_kind":         string(e.Kind),
-			"event_source":       e.Source,
-			"event_schema":       e.Schema,
-			"event_emitted_at":   e.EmittedAt.UTC(),
-			"event_effective_at": nullableTime(e.EffectiveAt),
+		Values: parentEventValues(e, map[string]any{
 			"location_id":   nullableString(run.LocationID),
 			"location_name": nullableString(run.LocationName),
 			"as_of":         asOf,
 			"latitude":      nullableFloat64(run.Latitude),
 			"longitude":     nullableFloat64(run.Longitude),
 			"alert_count":   len(run.Alerts),
-		},
+		}),
 	})
 
 	for i, a := range run.Alerts {
@@ -372,13 +342,7 @@ func mapOutlookEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error) {
 	writes := make([]fksinks.PostgresWrite, 0, 1+len(run.Outlooks))
 	writes = append(writes, fksinks.PostgresWrite{
 		Table: tableOutlookRuns,
-		Values: map[string]any{
-			"event_id":           e.ID,
-			"event_kind":         string(e.Kind),
-			"event_source":       e.Source,
-			"event_schema":       e.Schema,
-			"event_emitted_at":   e.EmittedAt.UTC(),
-			"event_effective_at": nullableTime(e.EffectiveAt),
+		Values: parentEventValues(e, map[string]any{
 			"location_id":   nullableString(run.LocationID),
 			"location_name": nullableString(run.LocationName),
 			"latitude":      nullableFloat64(run.Latitude),
@@ -386,7 +350,7 @@ func mapOutlookEvent(e fkevent.Event) ([]fksinks.PostgresWrite, error) {
 			"as_of":         asOf,
 			"issued_at":     nullableTime(run.IssuedAt),
 			"outlook_count": len(run.Outlooks),
-		},
+		}),
 	})
 
 	for i, outlook := range run.Outlooks {
@@ -488,6 +452,21 @@ func decodePayload[T any](payload any) (T, error) {
 	return out, nil
 }
 
+func parentEventValues(e fkevent.Event, values map[string]any) map[string]any {
+	out := map[string]any{
+		"event_id":           e.ID,
+		"event_kind":         string(e.Kind),
+		"event_source":       e.Source,
+		"event_schema":       e.Schema,
+		"event_emitted_at":   e.EmittedAt.UTC(),
+		"event_effective_at": nullableTime(e.EffectiveAt),
+	}
+	for k, v := range values {
+		out[k] = v
+	}
+	return out
+}
+
 func nullableDiscussionSection(section *model.WeatherForecastDiscussionSection) (any, any, any) {
 	if section == nil {
 		return nil, nil, nil

internal/sinks/postgres/map_test.go

@@ -27,7 +27,7 @@ func TestMapPostgresEventObservationStructPayload(t *testing.T) {
 		PresentWeather:  []model.PresentWeather{{Raw: map[string]any{"a": 1, "b": "x"}}},
 	}
 
-	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherObservationV1, "observation", obs))
+	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherObservationV1, standards.KindObservation, obs))
 	if err != nil {
 		t.Fatalf("mapPostgresEvent() error = %v", err)
 	}
@@ -74,7 +74,7 @@ func TestMapPostgresEventForecastStructPayload(t *testing.T) {
 		},
 	}
 
-	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastV1, "forecast", run))
+	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastV1, standards.KindForecast, run))
 	if err != nil {
 		t.Fatalf("mapPostgresEvent() error = %v", err)
 	}
@@ -122,7 +122,7 @@ func TestMapPostgresEventAlertStructPayload(t *testing.T) {
 		},
 	}
 
-	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherAlertV1, "alert", run))
+	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherAlertV1, standards.KindAlert, run))
 	if err != nil {
 		t.Fatalf("mapPostgresEvent() error = %v", err)
 	}
@@ -163,7 +163,7 @@ func TestMapPostgresEventForecastDiscussionStructPayload(t *testing.T) {
 		LongTerm:    &model.WeatherForecastDiscussionSection{Text: "Long term text"},
 	}
 
-	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastDiscussionV1, "forecast_discussion", run))
+	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastDiscussionV1, standards.KindForecastDiscussion, run))
 	if err != nil {
 		t.Fatalf("mapPostgresEvent() error = %v", err)
 	}
@@ -213,7 +213,7 @@ func TestMapPostgresEventWeatherStoryStructPayload(t *testing.T) {
 		},
 	}
 
-	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherStoryV1, "weather_story", run))
+	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherStoryV1, standards.KindWeatherStory, run))
 	if err != nil {
 		t.Fatalf("mapPostgresEvent() error = %v", err)
 	}
@@ -290,7 +290,7 @@ func TestMapPostgresEventOutlookStructPayload(t *testing.T) {
 		},
 	}
 
-	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, "outlook", run))
+	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, standards.KindOutlook, run))
 	if err != nil {
 		t.Fatalf("mapPostgresEvent() error = %v", err)
 	}
@@ -332,7 +332,7 @@ func TestMapPostgresEventOutlookStructPayload(t *testing.T) {
 }
 
 func TestMapPostgresEventOutlookRejectsMissingAsOf(t *testing.T) {
-	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, "outlook", model.WeatherOutlookRun{}))
+	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, standards.KindOutlook, model.WeatherOutlookRun{}))
 	if err == nil {
 		t.Fatalf("mapPostgresEvent() error = nil, want missing asOf error")
 	}
@@ -381,7 +381,7 @@ func TestMapPostgresEventOutlookRejectsMissingIDAndProvider(t *testing.T) {
 				AsOf:     time.Date(2026, 6, 11, 19, 45, 0, 0, time.UTC),
 				Outlooks: []model.WeatherOutlook{outlook},
 			}
-			_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, "outlook", run))
+			_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, standards.KindOutlook, run))
 			if err == nil {
 				t.Fatalf("mapPostgresEvent() error = nil, want %q", tt.wantErr)
 			}
@@ -405,7 +405,7 @@ func TestMapPostgresEventOutlookRejectsMissingRequiredTimes(t *testing.T) {
 			Geometry:    json.RawMessage(`{"type":"Polygon","coordinates":[[[-91,38],[-90,38],[-90,39],[-91,39],[-91,38]]]}`),
 		}},
 	}
-	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, "outlook", run))
+	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, standards.KindOutlook, run))
 	if err == nil {
 		t.Fatalf("mapPostgresEvent() error = nil, want missing time error")
 	}
@@ -430,7 +430,7 @@ func TestMapPostgresEventOutlookRejectsEmptyGeometry(t *testing.T) {
 			ExpiresAt:   time.Date(2026, 6, 12, 12, 0, 0, 0, time.UTC),
 		}},
 	}
-	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, "outlook", run))
+	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherOutlookV1, standards.KindOutlook, run))
 	if err == nil {
 		t.Fatalf("mapPostgresEvent() error = nil, want geometry error")
 	}
@@ -440,7 +440,7 @@ func TestMapPostgresEventOutlookRejectsEmptyGeometry(t *testing.T) {
 }
 
 func TestMapPostgresEventWeatherStoryRejectsMissingAsOf(t *testing.T) {
-	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherStoryV1, "weather_story", model.WeatherStoryRun{}))
+	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherStoryV1, standards.KindWeatherStory, model.WeatherStoryRun{}))
 	if err == nil {
 		t.Fatalf("mapPostgresEvent() error = nil, want missing asOf error")
 	}
@@ -454,7 +454,7 @@ func TestMapPostgresEventWeatherStoryRejectsMissingStoryTimes(t *testing.T) {
 		AsOf:    time.Date(2026, 5, 30, 9, 0, 34, 0, time.UTC),
 		Stories: []model.WeatherStory{{Title: "missing times"}},
 	}
-	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherStoryV1, "weather_story", run))
+	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherStoryV1, standards.KindWeatherStory, run))
 	if err == nil {
 		t.Fatalf("mapPostgresEvent() error = nil, want missing story times error")
 	}
@@ -484,7 +484,7 @@ func TestMapPostgresEventMapPayload(t *testing.T) {
 		t.Fatalf("json.Unmarshal() error = %v", err)
 	}
 
-	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastV1, "forecast", payload))
+	writes, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastV1, standards.KindForecast, payload))
 	if err != nil {
 		t.Fatalf("mapPostgresEvent() error = %v", err)
 	}
@@ -499,7 +499,7 @@ func TestMapPostgresEventMapPayload(t *testing.T) {
 }
 
 func TestMapPostgresEventUnknownSchemaNoOp(t *testing.T) {
-	writes, err := mapPostgresEvent(context.Background(), testEvent("weather.unknown.v1", "observation", map[string]any{"x": 1}))
+	writes, err := mapPostgresEvent(context.Background(), testEvent("weather.unknown.v1", standards.KindObservation, map[string]any{"x": 1}))
 	if err != nil {
 		t.Fatalf("mapPostgresEvent() error = %v", err)
 	}
@@ -509,7 +509,7 @@ func TestMapPostgresEventUnknownSchemaNoOp(t *testing.T) {
 }
 
 func TestMapPostgresEventMalformedPayload(t *testing.T) {
-	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastV1, "forecast", "bad"))
+	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastV1, standards.KindForecast, "bad"))
 	if err == nil {
 		t.Fatalf("mapPostgresEvent() expected error for malformed payload")
 	}
@@ -519,7 +519,7 @@ func TestMapPostgresEventMalformedPayload(t *testing.T) {
 }
 
 func TestMapPostgresEventForecastDiscussionMalformedPayload(t *testing.T) {
-	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastDiscussionV1, "forecast_discussion", "bad"))
+	_, err := mapPostgresEvent(context.Background(), testEvent(standards.SchemaWeatherForecastDiscussionV1, standards.KindForecastDiscussion, "bad"))
 	if err == nil {
 		t.Fatalf("mapPostgresEvent() expected error for malformed payload")
 	}

internal/sources/builtins.go

@@ -16,20 +16,20 @@ type pollDriverRegistration struct {
 }
 
 var pollDriverRegistrations = []pollDriverRegistration{
-	{driver: "nws_observation", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewObservationSource(cfg) }},
-	{driver: "nws_alerts", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewAlertsSource(cfg) }},
-	{driver: "nws_forecast_hourly", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewHourlyForecastSource(cfg) }},
-	{driver: "nws_forecast_narrative", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewNarrativeForecastSource(cfg) }},
-	{driver: "nws_forecast_discussion", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) {
+	{driver: nws.DriverObservation, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewObservationSource(cfg) }},
+	{driver: nws.DriverAlerts, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewAlertsSource(cfg) }},
+	{driver: nws.DriverForecastHourly, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewHourlyForecastSource(cfg) }},
+	{driver: nws.DriverForecastNarrative, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewNarrativeForecastSource(cfg) }},
+	{driver: nws.DriverForecastDiscussion, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) {
 		return nws.NewForecastDiscussionSource(cfg)
 	}},
-	{driver: "nws_weatherstories", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewWeatherStoriesSource(cfg) }},
-	{driver: "openmeteo_observation", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return openmeteo.NewObservationSource(cfg) }},
-	{driver: "openmeteo_forecast", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return openmeteo.NewForecastSource(cfg) }},
-	{driver: "openweather_observation", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) {
+	{driver: nws.DriverWeatherStories, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return nws.NewWeatherStoriesSource(cfg) }},
+	{driver: openmeteo.DriverObservation, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return openmeteo.NewObservationSource(cfg) }},
+	{driver: openmeteo.DriverForecast, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) { return openmeteo.NewForecastSource(cfg) }},
+	{driver: openweather.DriverObservation, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) {
 		return openweather.NewObservationSource(cfg)
 	}},
-	{driver: "spc_convective_outlook", factory: func(cfg config.SourceConfig) (fksource.PollSource, error) {
+	{driver: spc.DriverConvectiveOutlook, factory: func(cfg config.SourceConfig) (fksource.PollSource, error) {
 		return spc.NewConvectiveOutlookSource(cfg)
 	}},
 }

internal/sources/builtins_test.go

@@ -6,57 +6,29 @@ import (
 
 	"gitea.maximumdirect.net/ejr/feedkit/config"
 	fksource "gitea.maximumdirect.net/ejr/feedkit/sources"
+	"gitea.maximumdirect.net/ejr/weatherfeeder/internal/sources/openweather"
+	"gitea.maximumdirect.net/ejr/weatherfeeder/internal/sources/spc"
 )
 
-func TestRegisterBuiltinsRegistersNWSHourlyForecastDriver(t *testing.T) {
+func TestRegisterBuiltinsRegistersCurrentPollDrivers(t *testing.T) {
 	reg := fksource.NewRegistry()
 	RegisterBuiltins(reg)
 
-	in, err := reg.BuildInput(sourceConfigForDriver("nws_forecast_hourly"))
+	if len(pollDriverRegistrations) == 0 {
+		t.Fatalf("pollDriverRegistrations is empty")
+	}
+
+	for _, tt := range pollDriverRegistrations {
+		tt := tt
+		t.Run(tt.driver, func(t *testing.T) {
+			in, err := reg.BuildInput(sourceConfigForDriver(tt.driver))
 			if err != nil {
-		t.Fatalf("BuildInput(nws_forecast_hourly) error = %v", err)
+				t.Fatalf("BuildInput(%q) error = %v", tt.driver, err)
 			}
 			if _, ok := in.(fksource.PollSource); !ok {
-		t.Fatalf("BuildInput(nws_forecast_hourly) type = %T, want PollSource", in)
+				t.Fatalf("BuildInput(%q) type = %T, want PollSource", tt.driver, in)
 			}
-}
-
-func TestRegisterBuiltinsRegistersNWSNarrativeForecastDriver(t *testing.T) {
-	reg := fksource.NewRegistry()
-	RegisterBuiltins(reg)
-
-	in, err := reg.BuildInput(sourceConfigForDriver("nws_forecast_narrative"))
-	if err != nil {
-		t.Fatalf("BuildInput(nws_forecast_narrative) error = %v", err)
-	}
-	if _, ok := in.(fksource.PollSource); !ok {
-		t.Fatalf("BuildInput(nws_forecast_narrative) type = %T, want PollSource", in)
-	}
-}
-
-func TestRegisterBuiltinsRegistersNWSForecastDiscussionDriver(t *testing.T) {
-	reg := fksource.NewRegistry()
-	RegisterBuiltins(reg)
-
-	in, err := reg.BuildInput(sourceConfigForDriver("nws_forecast_discussion"))
-	if err != nil {
-		t.Fatalf("BuildInput(nws_forecast_discussion) error = %v", err)
-	}
-	if _, ok := in.(fksource.PollSource); !ok {
-		t.Fatalf("BuildInput(nws_forecast_discussion) type = %T, want PollSource", in)
-	}
-}
-
-func TestRegisterBuiltinsRegistersNWSWeatherStoriesDriver(t *testing.T) {
-	reg := fksource.NewRegistry()
-	RegisterBuiltins(reg)
-
-	in, err := reg.BuildInput(sourceConfigForDriver("nws_weatherstories"))
-	if err != nil {
-		t.Fatalf("BuildInput(nws_weatherstories) error = %v", err)
-	}
-	if _, ok := in.(fksource.PollSource); !ok {
-		t.Fatalf("BuildInput(nws_weatherstories) type = %T, want PollSource", in)
+		})
 	}
 }
 
@@ -73,44 +45,16 @@ func TestRegisterBuiltinsDoesNotRegisterLegacyNWSForecastDriver(t *testing.T) {
 	}
 }
 
-func TestRegisterBuiltinsRegistersAllCurrentDrivers(t *testing.T) {
-	reg := fksource.NewRegistry()
-	RegisterBuiltins(reg)
-
-	drivers := []string{
-		"nws_observation",
-		"nws_alerts",
-		"nws_forecast_hourly",
-		"nws_forecast_narrative",
-		"nws_forecast_discussion",
-		"nws_weatherstories",
-		"openmeteo_observation",
-		"openmeteo_forecast",
-		"openweather_observation",
-		"spc_convective_outlook",
-	}
-
-	for _, driver := range drivers {
-		in, err := reg.BuildInput(sourceConfigForDriver(driver))
-		if err != nil {
-			t.Fatalf("BuildInput(%s) error = %v", driver, err)
-		}
-		if _, ok := in.(fksource.PollSource); !ok {
-			t.Fatalf("BuildInput(%s) type = %T, want PollSource", driver, in)
-		}
-	}
-}
-
 func sourceConfigForDriver(driver string) config.SourceConfig {
 	url := "https://example.invalid"
-	if driver == "openweather_observation" {
+	if driver == openweather.DriverObservation {
 		url = "https://example.invalid?units=metric"
 	}
 	params := map[string]any{
 		"url":        url,
 		"user_agent": "test-agent",
 	}
-	if driver == "spc_convective_outlook" {
+	if driver == spc.DriverConvectiveOutlook {
 		params["latitude"] = 38.6239
 		params["longitude"] = -90.3571
 	}

internal/sources/docs_test.go

@@ -0,0 +1,32 @@
+package sources
+
+import (
+	"os"
+	"strings"
+	"testing"
+)
+
+func TestDocumentedRegisteredSourceDrivers(t *testing.T) {
+	docs := map[string]string{
+		"docs/config.md":           readDoc(t, "../../docs/config.md"),
+		"docs/internal/sources.md": readDoc(t, "../../docs/internal/sources.md"),
+	}
+
+	for _, reg := range pollDriverRegistrations {
+		for path, doc := range docs {
+			if !strings.Contains(doc, reg.driver) {
+				t.Fatalf("%s missing source driver %q", path, reg.driver)
+			}
+		}
+	}
+}
+
+func readDoc(t *testing.T, path string) string {
+	t.Helper()
+
+	raw, err := os.ReadFile(path)
+	if err != nil {
+		t.Fatalf("ReadFile(%s) error = %v", path, err)
+	}
+	return string(raw)
+}

internal/sources/internal/httpconfig/config.go

@@ -0,0 +1,58 @@
+package httpconfig
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"gitea.maximumdirect.net/ejr/feedkit/config"
+	"gitea.maximumdirect.net/ejr/feedkit/transport"
+)
+
+// Settings contains common HTTP client config for sources that fetch multiple documents.
+type Settings struct {
+	Name           string
+	UserAgent      string
+	Timeout        time.Duration
+	BodyLimitBytes int64
+}
+
+func Parse(driver string, cfg config.SourceConfig) (Settings, error) {
+	name := strings.TrimSpace(cfg.Name)
+	if name == "" {
+		return Settings{}, fmt.Errorf("%s: name is required", driver)
+	}
+	if cfg.Params == nil {
+		return Settings{}, fmt.Errorf("%s %q: params are required", driver, name)
+	}
+
+	userAgent, ok := cfg.ParamString("user_agent", "userAgent")
+	if !ok {
+		return Settings{}, fmt.Errorf("%s %q: params.user_agent is required", driver, name)
+	}
+
+	timeout := transport.DefaultHTTPTimeout
+	if _, exists := cfg.Params["http_timeout"]; exists {
+		var ok bool
+		timeout, ok = cfg.ParamDuration("http_timeout")
+		if !ok || timeout <= 0 {
+			return Settings{}, fmt.Errorf("source %q: params.http_timeout must be a positive duration", name)
+		}
+	}
+
+	bodyLimit := transport.DefaultHTTPResponseBodyLimitBytes
+	if _, exists := cfg.Params["http_response_body_limit_bytes"]; exists {
+		rawLimit, ok := cfg.ParamInt("http_response_body_limit_bytes")
+		if !ok || rawLimit <= 0 {
+			return Settings{}, fmt.Errorf("source %q: params.http_response_body_limit_bytes must be a positive integer", name)
+		}
+		bodyLimit = int64(rawLimit)
+	}
+
+	return Settings{
+		Name:           name,
+		UserAgent:      userAgent,
+		Timeout:        timeout,
+		BodyLimitBytes: bodyLimit,
+	}, nil
+}

internal/sources/internal/httpconfig/config_test.go

@@ -0,0 +1,115 @@
+package httpconfig
+
+import (
+	"strings"
+	"testing"
+	"time"
+
+	"gitea.maximumdirect.net/ejr/feedkit/config"
+	"gitea.maximumdirect.net/ejr/feedkit/transport"
+)
+
+func TestParseUsesRequiredValuesAndDefaults(t *testing.T) {
+	got, err := Parse("test_driver", config.SourceConfig{
+		Name: " test-source ",
+		Params: map[string]any{
+			"user_agent": "test-agent",
+		},
+	})
+	if err != nil {
+		t.Fatalf("Parse() error = %v", err)
+	}
+	if got.Name != "test-source" {
+		t.Fatalf("Name = %q, want test-source", got.Name)
+	}
+	if got.UserAgent != "test-agent" {
+		t.Fatalf("UserAgent = %q, want test-agent", got.UserAgent)
+	}
+	if got.Timeout != transport.DefaultHTTPTimeout {
+		t.Fatalf("Timeout = %s, want %s", got.Timeout, transport.DefaultHTTPTimeout)
+	}
+	if got.BodyLimitBytes != transport.DefaultHTTPResponseBodyLimitBytes {
+		t.Fatalf("BodyLimitBytes = %d, want %d", got.BodyLimitBytes, transport.DefaultHTTPResponseBodyLimitBytes)
+	}
+}
+
+func TestParseUsesAliasesAndOverrides(t *testing.T) {
+	got, err := Parse("test_driver", config.SourceConfig{
+		Name: "test-source",
+		Params: map[string]any{
+			"userAgent":                      "test-agent",
+			"http_timeout":                   "2s",
+			"http_response_body_limit_bytes": 2048,
+		},
+	})
+	if err != nil {
+		t.Fatalf("Parse() error = %v", err)
+	}
+	if got.UserAgent != "test-agent" {
+		t.Fatalf("UserAgent = %q, want test-agent", got.UserAgent)
+	}
+	if got.Timeout != 2*time.Second {
+		t.Fatalf("Timeout = %s, want 2s", got.Timeout)
+	}
+	if got.BodyLimitBytes != 2048 {
+		t.Fatalf("BodyLimitBytes = %d, want 2048", got.BodyLimitBytes)
+	}
+}
+
+func TestParseRejectsInvalidConfig(t *testing.T) {
+	tests := []struct {
+		name    string
+		cfg     config.SourceConfig
+		wantErr string
+	}{
+		{
+			name:    "missing name",
+			cfg:     config.SourceConfig{Params: map[string]any{"user_agent": "test-agent"}},
+			wantErr: "test_driver: name is required",
+		},
+		{
+			name:    "missing params",
+			cfg:     config.SourceConfig{Name: "test-source"},
+			wantErr: `test_driver "test-source": params are required`,
+		},
+		{
+			name:    "missing user agent",
+			cfg:     config.SourceConfig{Name: "test-source", Params: map[string]any{}},
+			wantErr: `test_driver "test-source": params.user_agent is required`,
+		},
+		{
+			name: "invalid timeout",
+			cfg: config.SourceConfig{
+				Name: "test-source",
+				Params: map[string]any{
+					"user_agent":   "test-agent",
+					"http_timeout": "0s",
+				},
+			},
+			wantErr: `source "test-source": params.http_timeout must be a positive duration`,
+		},
+		{
+			name: "invalid body limit",
+			cfg: config.SourceConfig{
+				Name: "test-source",
+				Params: map[string]any{
+					"user_agent":                     "test-agent",
+					"http_response_body_limit_bytes": 0,
+				},
+			},
+			wantErr: `source "test-source": params.http_response_body_limit_bytes must be a positive integer`,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			_, err := Parse("test_driver", tt.cfg)
+			if err == nil {
+				t.Fatalf("Parse() error = nil, want %q", tt.wantErr)
+			}
+			if !strings.Contains(err.Error(), tt.wantErr) {
+				t.Fatalf("Parse() error = %q, want %q", err, tt.wantErr)
+			}
+		})
+	}
+}

internal/sources/nws/alerts.go

@@ -26,10 +26,8 @@ type AlertsSource struct {
 }
 
 func NewAlertsSource(cfg config.SourceConfig) (*AlertsSource, error) {
-	const driver = "nws_alerts"
-
 	// NWS alerts responses are GeoJSON-ish; allow fallback to plain JSON as well.
-	hs, err := fksources.NewHTTPSource(driver, cfg, "application/geo+json, application/json")
+	hs, err := fksources.NewHTTPSource(DriverAlerts, cfg, "application/geo+json, application/json")
 	if err != nil {
 		return nil, err
 	}
@@ -40,7 +38,7 @@ func NewAlertsSource(cfg config.SourceConfig) (*AlertsSource, error) {
 func (s *AlertsSource) Name() string { return s.http.Name }
 
 // Kinds is used for routing/policy.
-func (s *AlertsSource) Kinds() []event.Kind { return []event.Kind{event.Kind("alert")} }
+func (s *AlertsSource) Kinds() []event.Kind { return []event.Kind{event.Kind(standards.KindAlert)} }
 
 func (s *AlertsSource) Poll(ctx context.Context) ([]event.Event, error) {
 	raw, meta, changed, err := s.fetchRaw(ctx)
@@ -71,7 +69,7 @@ func (s *AlertsSource) Poll(ctx context.Context) ([]event.Event, error) {
 	eventID := fksources.DefaultEventID("", s.http.Name, effectiveAt, emittedAt)
 
 	return fksources.SingleEvent(
-		event.Kind("alert"),
+		event.Kind(standards.KindAlert),
 		s.http.Name,
 		standards.SchemaRawNWSAlertsV1,
 		eventID,

internal/sources/nws/driver.go

@@ -0,0 +1,11 @@
+package nws
+
+// Source driver strings registered by weatherfeeder for NWS sources.
+const (
+	DriverObservation        = "nws_observation"
+	DriverAlerts             = "nws_alerts"
+	DriverForecastHourly     = "nws_forecast_hourly"
+	DriverForecastNarrative  = "nws_forecast_narrative"
+	DriverForecastDiscussion = "nws_forecast_discussion"
+	DriverWeatherStories     = "nws_weatherstories"
+)

internal/sources/nws/forecast_common.go

@@ -10,6 +10,7 @@ import (
 	"gitea.maximumdirect.net/ejr/feedkit/event"
 	fksources "gitea.maximumdirect.net/ejr/feedkit/sources"
 	nwscommon "gitea.maximumdirect.net/ejr/weatherfeeder/internal/providers/nws"
+	"gitea.maximumdirect.net/ejr/weatherfeeder/standards"
 )
 
 const nwsForecastAccept = "application/geo+json, application/json"
@@ -44,7 +45,9 @@ func newForecastSource(cfg config.SourceConfig, driver, rawSchema string) (*fore
 
 func (s *forecastSource) Name() string { return s.http.Name }
 
-func (s *forecastSource) Kinds() []event.Kind { return []event.Kind{event.Kind("forecast")} }
+func (s *forecastSource) Kinds() []event.Kind {
+	return []event.Kind{event.Kind(standards.KindForecast)}
+}
 
 func (s *forecastSource) Poll(ctx context.Context) ([]event.Event, error) {
 	raw, meta, changed, err := s.fetchRaw(ctx)
@@ -69,7 +72,7 @@ func (s *forecastSource) Poll(ctx context.Context) ([]event.Event, error) {
 	eventID := fksources.DefaultEventID("", s.http.Name, effectiveAt, emittedAt)
 
 	return fksources.SingleEvent(
-		event.Kind("forecast"),
+		event.Kind(standards.KindForecast),
 		s.http.Name,
 		s.rawSchema,
 		eventID,

internal/sources/nws/forecast_discussion.go

@@ -20,9 +20,7 @@ type ForecastDiscussionSource struct {
 }
 
 func NewForecastDiscussionSource(cfg config.SourceConfig) (*ForecastDiscussionSource, error) {
-	const driver = "nws_forecast_discussion"
-
-	hs, err := fksources.NewHTTPSource(driver, cfg, "text/html, application/xhtml+xml")
+	hs, err := fksources.NewHTTPSource(DriverForecastDiscussion, cfg, "text/html, application/xhtml+xml")
 	if err != nil {
 		return nil, err
 	}
@@ -33,7 +31,7 @@ func NewForecastDiscussionSource(cfg config.SourceConfig) (*ForecastDiscussionSo
 func (s *ForecastDiscussionSource) Name() string { return s.http.Name }
 
 func (s *ForecastDiscussionSource) Kinds() []event.Kind {
-	return []event.Kind{event.Kind("forecast_discussion")}
+	return []event.Kind{event.Kind(standards.KindForecastDiscussion)}
 }
 
 func (s *ForecastDiscussionSource) Poll(ctx context.Context) ([]event.Event, error) {
@@ -57,7 +55,7 @@ func (s *ForecastDiscussionSource) Poll(ctx context.Context) ([]event.Event, err
 	eventID := fksources.DefaultEventID("", s.http.Name, effectiveAt, emittedAt)
 
 	return fksources.SingleEvent(
-		event.Kind("forecast_discussion"),
+		event.Kind(standards.KindForecastDiscussion),
 		s.http.Name,
 		standards.SchemaRawNWSForecastDiscussionV1,
 		eventID,

internal/sources/nws/forecast_discussion_test.go

@@ -27,7 +27,7 @@ func TestForecastDiscussionSourcePollEmitsExpectedEvent(t *testing.T) {
 	if err != nil {
 		t.Fatalf("NewForecastDiscussionSource() error = %v", err)
 	}
-	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind("forecast_discussion") {
+	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind(standards.KindForecastDiscussion) {
 		t.Fatalf("Kinds() = %#v, want [forecast_discussion]", got)
 	}
 
@@ -40,7 +40,7 @@ func TestForecastDiscussionSourcePollEmitsExpectedEvent(t *testing.T) {
 	}
 
 	got := events[0]
-	if got.Kind != event.Kind("forecast_discussion") {
+	if got.Kind != event.Kind(standards.KindForecastDiscussion) {
 		t.Fatalf("Kind = %q, want forecast_discussion", got.Kind)
 	}
 	if got.Schema != standards.SchemaRawNWSForecastDiscussionV1 {
@@ -117,7 +117,7 @@ func TestForecastDiscussionSourcePollRejectsInvalidHTML(t *testing.T) {
 func forecastDiscussionSourceConfig(url string) config.SourceConfig {
 	return config.SourceConfig{
 		Name:   "test-forecast-discussion-source",
-		Driver: "nws_forecast_discussion",
+		Driver: DriverForecastDiscussion,
 		Mode:   config.SourceModePoll,
 		Params: map[string]any{
 			"url":        url,

internal/sources/nws/forecast_hourly.go

@@ -18,8 +18,7 @@ type HourlyForecastSource struct {
 }
 
 func NewHourlyForecastSource(cfg config.SourceConfig) (*HourlyForecastSource, error) {
-	const driver = "nws_forecast_hourly"
-	src, err := newForecastSource(cfg, driver, standards.SchemaRawNWSHourlyForecastV1)
+	src, err := newForecastSource(cfg, DriverForecastHourly, standards.SchemaRawNWSHourlyForecastV1)
 	if err != nil {
 		return nil, err
 	}

internal/sources/nws/forecast_narrative.go

@@ -18,8 +18,7 @@ type NarrativeForecastSource struct {
 }
 
 func NewNarrativeForecastSource(cfg config.SourceConfig) (*NarrativeForecastSource, error) {
-	const driver = "nws_forecast_narrative"
-	src, err := newForecastSource(cfg, driver, standards.SchemaRawNWSNarrativeForecastV1)
+	src, err := newForecastSource(cfg, DriverForecastNarrative, standards.SchemaRawNWSNarrativeForecastV1)
 	if err != nil {
 		return nil, err
 	}

internal/sources/nws/forecast_test.go

@@ -26,7 +26,7 @@ func TestForecastSourcesEmitExpectedSchemaAndPreferGeneratedAt(t *testing.T) {
 	}{
 		{
 			name:       "hourly",
-			driver:     "nws_forecast_hourly",
+			driver:     DriverForecastHourly,
 			wantSchema: standards.SchemaRawNWSHourlyForecastV1,
 			newSource: func(cfg config.SourceConfig) (forecastPoller, error) {
 				return NewHourlyForecastSource(cfg)
@@ -34,7 +34,7 @@ func TestForecastSourcesEmitExpectedSchemaAndPreferGeneratedAt(t *testing.T) {
 		},
 		{
 			name:       "narrative",
-			driver:     "nws_forecast_narrative",
+			driver:     DriverForecastNarrative,
 			wantSchema: standards.SchemaRawNWSNarrativeForecastV1,
 			newSource: func(cfg config.SourceConfig) (forecastPoller, error) {
 				return NewNarrativeForecastSource(cfg)
@@ -55,7 +55,7 @@ func TestForecastSourcesEmitExpectedSchemaAndPreferGeneratedAt(t *testing.T) {
 			}
 			if ks, ok := src.(interface{ Kinds() []event.Kind }); !ok {
 				t.Fatalf("source does not implement Kinds()")
-			} else if gotKinds := ks.Kinds(); len(gotKinds) != 1 || gotKinds[0] != event.Kind("forecast") {
+			} else if gotKinds := ks.Kinds(); len(gotKinds) != 1 || gotKinds[0] != event.Kind(standards.KindForecast) {
 				t.Fatalf("Kinds() = %#v, want [forecast]", gotKinds)
 			}
 
@@ -69,7 +69,7 @@ func TestForecastSourcesEmitExpectedSchemaAndPreferGeneratedAt(t *testing.T) {
 			if got[0].Schema != tt.wantSchema {
 				t.Fatalf("Poll() schema = %q, want %q", got[0].Schema, tt.wantSchema)
 			}
-			if got[0].Kind != event.Kind("forecast") {
+			if got[0].Kind != event.Kind(standards.KindForecast) {
 				t.Fatalf("Poll() kind = %q, want forecast", got[0].Kind)
 			}
 
@@ -117,7 +117,7 @@ func TestForecastSourcePollEffectiveAtFallbackOrder(t *testing.T) {
 			}))
 			defer srv.Close()
 
-			src, err := NewHourlyForecastSource(forecastSourceConfig("nws_forecast_hourly", srv.URL))
+			src, err := NewHourlyForecastSource(forecastSourceConfig(DriverForecastHourly, srv.URL))
 			if err != nil {
 				t.Fatalf("NewHourlyForecastSource() error = %v", err)
 			}
@@ -148,7 +148,7 @@ func TestForecastSourcePollMetadataDecodeFailureStillEmitsRawEvent(t *testing.T)
 	}))
 	defer srv.Close()
 
-	src, err := NewNarrativeForecastSource(forecastSourceConfig("nws_forecast_narrative", srv.URL))
+	src, err := NewNarrativeForecastSource(forecastSourceConfig(DriverForecastNarrative, srv.URL))
 	if err != nil {
 		t.Fatalf("NewNarrativeForecastSource() error = %v", err)
 	}

internal/sources/nws/observation.go

@@ -20,9 +20,7 @@ type ObservationSource struct {
 }
 
 func NewObservationSource(cfg config.SourceConfig) (*ObservationSource, error) {
-	const driver = "nws_observation"
-
-	hs, err := fksources.NewHTTPSource(driver, cfg, "application/geo+json, application/json")
+	hs, err := fksources.NewHTTPSource(DriverObservation, cfg, "application/geo+json, application/json")
 	if err != nil {
 		return nil, err
 	}
@@ -32,7 +30,9 @@ func NewObservationSource(cfg config.SourceConfig) (*ObservationSource, error) {
 
 func (s *ObservationSource) Name() string { return s.http.Name }
 
-func (s *ObservationSource) Kinds() []event.Kind { return []event.Kind{event.Kind("observation")} }
+func (s *ObservationSource) Kinds() []event.Kind {
+	return []event.Kind{event.Kind(standards.KindObservation)}
+}
 
 func (s *ObservationSource) Poll(ctx context.Context) ([]event.Event, error) {
 	raw, meta, changed, err := s.fetchRaw(ctx)
@@ -54,7 +54,7 @@ func (s *ObservationSource) Poll(ctx context.Context) ([]event.Event, error) {
 	eventID := fksources.DefaultEventID(meta.ID, s.http.Name, effectiveAt, emittedAt)
 
 	return fksources.SingleEvent(
-		event.Kind("observation"),
+		event.Kind(standards.KindObservation),
 		s.http.Name,
 		standards.SchemaRawNWSObservationV1,
 		eventID,

internal/sources/nws/observation_test.go

@@ -8,6 +8,7 @@ import (
 
 	"gitea.maximumdirect.net/ejr/feedkit/config"
 	"gitea.maximumdirect.net/ejr/feedkit/event"
+	"gitea.maximumdirect.net/ejr/weatherfeeder/standards"
 )
 
 func TestObservationSourcePollReturnsNoEventsOn304(t *testing.T) {
@@ -31,7 +32,7 @@ func TestObservationSourcePollReturnsNoEventsOn304(t *testing.T) {
 
 	src, err := NewObservationSource(config.SourceConfig{
 		Name:   "NWSObservationTest",
-		Driver: "nws_observation",
+		Driver: DriverObservation,
 		Mode:   config.SourceModePoll,
 		Params: map[string]any{
 			"url":        srv.URL,
@@ -41,7 +42,7 @@ func TestObservationSourcePollReturnsNoEventsOn304(t *testing.T) {
 	if err != nil {
 		t.Fatalf("NewObservationSource() error = %v", err)
 	}
-	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind("observation") {
+	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind(standards.KindObservation) {
 		t.Fatalf("Kinds() = %#v, want [observation]", got)
 	}
 
@@ -52,7 +53,7 @@ func TestObservationSourcePollReturnsNoEventsOn304(t *testing.T) {
 	if len(first) != 1 {
 		t.Fatalf("first Poll() len = %d, want 1", len(first))
 	}
-	if first[0].Kind != event.Kind("observation") {
+	if first[0].Kind != event.Kind(standards.KindObservation) {
 		t.Fatalf("first Poll() kind = %q", first[0].Kind)
 	}
 

internal/sources/nws/weatherstories.go

@@ -22,9 +22,7 @@ type WeatherStoriesSource struct {
 }
 
 func NewWeatherStoriesSource(cfg config.SourceConfig) (*WeatherStoriesSource, error) {
-	const driver = "nws_weatherstories"
-
-	hs, err := fksources.NewHTTPSource(driver, cfg, "application/geo+json, application/json")
+	hs, err := fksources.NewHTTPSource(DriverWeatherStories, cfg, "application/geo+json, application/json")
 	if err != nil {
 		return nil, err
 	}
@@ -35,7 +33,7 @@ func NewWeatherStoriesSource(cfg config.SourceConfig) (*WeatherStoriesSource, er
 func (s *WeatherStoriesSource) Name() string { return s.http.Name }
 
 func (s *WeatherStoriesSource) Kinds() []event.Kind {
-	return []event.Kind{event.Kind("weather_story")}
+	return []event.Kind{event.Kind(standards.KindWeatherStory)}
 }
 
 func (s *WeatherStoriesSource) Poll(ctx context.Context) ([]event.Event, error) {
@@ -61,7 +59,7 @@ func (s *WeatherStoriesSource) Poll(ctx context.Context) ([]event.Event, error)
 	eventID := fksources.DefaultEventID("", s.http.Name, effectiveAt, emittedAt)
 
 	return fksources.SingleEvent(
-		event.Kind("weather_story"),
+		event.Kind(standards.KindWeatherStory),
 		s.http.Name,
 		standards.SchemaRawNWSWeatherStoriesV1,
 		eventID,

internal/sources/nws/weatherstories_test.go

@@ -28,7 +28,7 @@ func TestWeatherStoriesSourcePollEmitsExpectedEventAndPrefersLatestUpdateTime(t
 	if err != nil {
 		t.Fatalf("NewWeatherStoriesSource() error = %v", err)
 	}
-	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind("weather_story") {
+	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind(standards.KindWeatherStory) {
 		t.Fatalf("Kinds() = %#v, want [weather_story]", got)
 	}
 
@@ -41,7 +41,7 @@ func TestWeatherStoriesSourcePollEmitsExpectedEventAndPrefersLatestUpdateTime(t
 	}
 
 	got := events[0]
-	if got.Kind != event.Kind("weather_story") {
+	if got.Kind != event.Kind(standards.KindWeatherStory) {
 		t.Fatalf("Kind = %q, want weather_story", got.Kind)
 	}
 	if got.Schema != standards.SchemaRawNWSWeatherStoriesV1 {
@@ -148,7 +148,7 @@ func TestWeatherStoriesSourcePollMetadataDecodeFailureStillEmitsRawEvent(t *test
 func weatherStoriesSourceConfig(url string) config.SourceConfig {
 	return config.SourceConfig{
 		Name:   "test-weatherstories-source",
-		Driver: "nws_weatherstories",
+		Driver: DriverWeatherStories,
 		Mode:   config.SourceModePoll,
 		Params: map[string]any{
 			"url":        url,

internal/sources/openmeteo/driver.go

@@ -0,0 +1,7 @@
+package openmeteo
+
+// Source driver strings registered by weatherfeeder for Open-Meteo sources.
+const (
+	DriverObservation = "openmeteo_observation"
+	DriverForecast    = "openmeteo_forecast"
+)

internal/sources/openmeteo/forecast.go

@@ -19,9 +19,7 @@ type ForecastSource struct {
 }
 
 func NewForecastSource(cfg config.SourceConfig) (*ForecastSource, error) {
-	const driver = "openmeteo_forecast"
-
-	hs, err := fksources.NewHTTPSource(driver, cfg, "application/json")
+	hs, err := fksources.NewHTTPSource(DriverForecast, cfg, "application/json")
 	if err != nil {
 		return nil, err
 	}
@@ -31,7 +29,9 @@ func NewForecastSource(cfg config.SourceConfig) (*ForecastSource, error) {
 
 func (s *ForecastSource) Name() string { return s.http.Name }
 
-func (s *ForecastSource) Kinds() []event.Kind { return []event.Kind{event.Kind("forecast")} }
+func (s *ForecastSource) Kinds() []event.Kind {
+	return []event.Kind{event.Kind(standards.KindForecast)}
+}
 
 func (s *ForecastSource) Poll(ctx context.Context) ([]event.Event, error) {
 	raw, meta, changed, err := s.fetchRaw(ctx)
@@ -55,7 +55,7 @@ func (s *ForecastSource) Poll(ctx context.Context) ([]event.Event, error) {
 	eventID := fksources.DefaultEventID("", s.http.Name, effectiveAt, emittedAt)
 
 	return fksources.SingleEvent(
-		event.Kind("forecast"),
+		event.Kind(standards.KindForecast),
 		s.http.Name,
 		standards.SchemaRawOpenMeteoHourlyForecastV1,
 		eventID,

internal/sources/openmeteo/observation.go

@@ -19,9 +19,7 @@ type ObservationSource struct {
 }
 
 func NewObservationSource(cfg config.SourceConfig) (*ObservationSource, error) {
-	const driver = "openmeteo_observation"
-
-	hs, err := fksources.NewHTTPSource(driver, cfg, "application/json")
+	hs, err := fksources.NewHTTPSource(DriverObservation, cfg, "application/json")
 	if err != nil {
 		return nil, err
 	}
@@ -31,7 +29,9 @@ func NewObservationSource(cfg config.SourceConfig) (*ObservationSource, error) {
 
 func (s *ObservationSource) Name() string { return s.http.Name }
 
-func (s *ObservationSource) Kinds() []event.Kind { return []event.Kind{event.Kind("observation")} }
+func (s *ObservationSource) Kinds() []event.Kind {
+	return []event.Kind{event.Kind(standards.KindObservation)}
+}
 
 func (s *ObservationSource) Poll(ctx context.Context) ([]event.Event, error) {
 	raw, meta, changed, err := s.fetchRaw(ctx)
@@ -52,7 +52,7 @@ func (s *ObservationSource) Poll(ctx context.Context) ([]event.Event, error) {
 	eventID := fksources.DefaultEventID("", s.http.Name, effectiveAt, emittedAt)
 
 	return fksources.SingleEvent(
-		event.Kind("observation"),
+		event.Kind(standards.KindObservation),
 		s.http.Name,
 		standards.SchemaRawOpenMeteoCurrentV1,
 		eventID,

internal/sources/openmeteo/source_test.go

@@ -5,12 +5,13 @@ import (
 
 	"gitea.maximumdirect.net/ejr/feedkit/config"
 	"gitea.maximumdirect.net/ejr/feedkit/event"
+	"gitea.maximumdirect.net/ejr/weatherfeeder/standards"
 )
 
 func TestObservationSourceAdvertisesKinds(t *testing.T) {
 	src, err := NewObservationSource(config.SourceConfig{
 		Name:   "openmeteo-observation-test",
-		Driver: "openmeteo_observation",
+		Driver: DriverObservation,
 		Mode:   config.SourceModePoll,
 		Params: map[string]any{
 			"url":        "https://example.invalid",
@@ -20,7 +21,7 @@ func TestObservationSourceAdvertisesKinds(t *testing.T) {
 	if err != nil {
 		t.Fatalf("NewObservationSource() error = %v", err)
 	}
-	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind("observation") {
+	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind(standards.KindObservation) {
 		t.Fatalf("Kinds() = %#v, want [observation]", got)
 	}
 }
@@ -28,7 +29,7 @@ func TestObservationSourceAdvertisesKinds(t *testing.T) {
 func TestForecastSourceAdvertisesKinds(t *testing.T) {
 	src, err := NewForecastSource(config.SourceConfig{
 		Name:   "openmeteo-forecast-test",
-		Driver: "openmeteo_forecast",
+		Driver: DriverForecast,
 		Mode:   config.SourceModePoll,
 		Params: map[string]any{
 			"url":        "https://example.invalid",
@@ -38,7 +39,7 @@ func TestForecastSourceAdvertisesKinds(t *testing.T) {
 	if err != nil {
 		t.Fatalf("NewForecastSource() error = %v", err)
 	}
-	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind("forecast") {
+	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind(standards.KindForecast) {
 		t.Fatalf("Kinds() = %#v, want [forecast]", got)
 	}
 }

internal/sources/openweather/driver.go

@@ -0,0 +1,6 @@
+package openweather
+
+// Source driver strings registered by weatherfeeder for OpenWeather sources.
+const (
+	DriverObservation = "openweather_observation"
+)

internal/sources/openweather/observation.go

@@ -19,9 +19,7 @@ type ObservationSource struct {
 }
 
 func NewObservationSource(cfg config.SourceConfig) (*ObservationSource, error) {
-	const driver = "openweather_observation"
-
-	hs, err := fksources.NewHTTPSource(driver, cfg, "application/json")
+	hs, err := fksources.NewHTTPSource(DriverObservation, cfg, "application/json")
 	if err != nil {
 		return nil, err
 	}
@@ -35,7 +33,9 @@ func NewObservationSource(cfg config.SourceConfig) (*ObservationSource, error) {
 
 func (s *ObservationSource) Name() string { return s.http.Name }
 
-func (s *ObservationSource) Kinds() []event.Kind { return []event.Kind{event.Kind("observation")} }
+func (s *ObservationSource) Kinds() []event.Kind {
+	return []event.Kind{event.Kind(standards.KindObservation)}
+}
 
 func (s *ObservationSource) Poll(ctx context.Context) ([]event.Event, error) {
 	if err := owcommon.RequireMetricUnits(s.http.URL); err != nil {
@@ -60,7 +60,7 @@ func (s *ObservationSource) Poll(ctx context.Context) ([]event.Event, error) {
 	eventID := fksources.DefaultEventID("", s.http.Name, effectiveAt, emittedAt)
 
 	return fksources.SingleEvent(
-		event.Kind("observation"),
+		event.Kind(standards.KindObservation),
 		s.http.Name,
 		standards.SchemaRawOpenWeatherCurrentV1,
 		eventID,

internal/sources/openweather/source_test.go

@@ -5,12 +5,13 @@ import (
 
 	"gitea.maximumdirect.net/ejr/feedkit/config"
 	"gitea.maximumdirect.net/ejr/feedkit/event"
+	"gitea.maximumdirect.net/ejr/weatherfeeder/standards"
 )
 
 func TestObservationSourceAdvertisesKinds(t *testing.T) {
 	src, err := NewObservationSource(config.SourceConfig{
 		Name:   "openweather-observation-test",
-		Driver: "openweather_observation",
+		Driver: DriverObservation,
 		Mode:   config.SourceModePoll,
 		Params: map[string]any{
 			"url":        "https://example.invalid?units=metric",
@@ -20,7 +21,7 @@ func TestObservationSourceAdvertisesKinds(t *testing.T) {
 	if err != nil {
 		t.Fatalf("NewObservationSource() error = %v", err)
 	}
-	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind("observation") {
+	if got := src.Kinds(); len(got) != 1 || got[0] != event.Kind(standards.KindObservation) {
 		t.Fatalf("Kinds() = %#v, want [observation]", got)
 	}
 }

internal/sources/spc/convective_outlook.go

@@ -16,12 +16,11 @@ import (
 	fksources "gitea.maximumdirect.net/ejr/feedkit/sources"
 	"gitea.maximumdirect.net/ejr/feedkit/transport"
 	spcprovider "gitea.maximumdirect.net/ejr/weatherfeeder/internal/providers/spc"
+	"gitea.maximumdirect.net/ejr/weatherfeeder/internal/sources/internal/httpconfig"
 	"gitea.maximumdirect.net/ejr/weatherfeeder/standards"
 )
 
 const (
-	driverConvectiveOutlook = "spc_convective_outlook"
-
 	acceptGeoJSON    = "application/geo+json, application/json"
 	acceptDiscussion = "text/html, application/xhtml+xml"
 	acceptRSS        = "application/rss+xml, application/xml, text/xml"
@@ -56,53 +55,27 @@ type ConvectiveOutlookSource struct {
 }
 
 func NewConvectiveOutlookSource(cfg config.SourceConfig) (*ConvectiveOutlookSource, error) {
-	name := strings.TrimSpace(cfg.Name)
-	if name == "" {
-		return nil, fmt.Errorf("%s: name is required", driverConvectiveOutlook)
-	}
-	if cfg.Params == nil {
-		return nil, fmt.Errorf("%s %q: params are required", driverConvectiveOutlook, name)
-	}
-
-	userAgent, ok := cfg.ParamString("user_agent", "userAgent")
-	if !ok {
-		return nil, fmt.Errorf("%s %q: params.user_agent is required", driverConvectiveOutlook, name)
+	httpSettings, err := httpconfig.Parse(DriverConvectiveOutlook, cfg)
+	if err != nil {
+		return nil, err
 	}
 
 	latitude, err := requireFloatParam(cfg, "latitude")
 	if err != nil {
-		return nil, fmt.Errorf("%s %q: %w", driverConvectiveOutlook, name, err)
+		return nil, fmt.Errorf("%s %q: %w", DriverConvectiveOutlook, httpSettings.Name, err)
 	}
 	longitude, err := requireFloatParam(cfg, "longitude")
 	if err != nil {
-		return nil, fmt.Errorf("%s %q: %w", driverConvectiveOutlook, name, err)
-	}
-
-	timeout := transport.DefaultHTTPTimeout
-	if _, exists := cfg.Params["http_timeout"]; exists {
-		var ok bool
-		timeout, ok = cfg.ParamDuration("http_timeout")
-		if !ok || timeout <= 0 {
-			return nil, fmt.Errorf("source %q: params.http_timeout must be a positive duration", name)
-		}
-	}
-
-	bodyLimit := transport.DefaultHTTPResponseBodyLimitBytes
-	if _, exists := cfg.Params["http_response_body_limit_bytes"]; exists {
-		rawLimit, ok := cfg.ParamInt("http_response_body_limit_bytes")
-		if !ok || rawLimit <= 0 {
-			return nil, fmt.Errorf("source %q: params.http_response_body_limit_bytes must be a positive integer", name)
-		}
-		bodyLimit = int64(rawLimit)
+		return nil, fmt.Errorf("%s %q: %w", DriverConvectiveOutlook, httpSettings.Name, err)
 	}
 
 	geoJSONProducts, err := configuredGeoJSONProducts(cfg)
 	if err != nil {
-		return nil, fmt.Errorf("%s %q: %w", driverConvectiveOutlook, name, err)
+		return nil, fmt.Errorf("%s %q: %w", DriverConvectiveOutlook, httpSettings.Name, err)
 	}
 	discussions, err := configuredDiscussionProducts(cfg)
 	if err != nil {
-		return nil, fmt.Errorf("%s %q: %w", driverConvectiveOutlook, name, err)
+		return nil, fmt.Errorf("%s %q: %w", DriverConvectiveOutlook, httpSettings.Name, err)
 	}
 
 	rssURL := ""
@@ -114,14 +87,14 @@ func NewConvectiveOutlookSource(cfg config.SourceConfig) (*ConvectiveOutlookSour
 	locationName, _ := cfg.ParamString("location_name", "locationName")
 
 	return &ConvectiveOutlookSource{
-		name:            name,
-		userAgent:       userAgent,
+		name:            httpSettings.Name,
+		userAgent:       httpSettings.UserAgent,
 		locationID:      locationID,
 		locationName:    locationName,
 		latitude:        latitude,
 		longitude:       longitude,
-		client:          transport.NewHTTPClient(timeout),
-		bodyLimit:       bodyLimit,
+		client:          transport.NewHTTPClient(httpSettings.Timeout),
+		bodyLimit:       httpSettings.BodyLimitBytes,
 		geoJSONProducts: geoJSONProducts,
 		discussions:     discussions,
 		rssURL:          rssURL,
@@ -131,7 +104,7 @@ func NewConvectiveOutlookSource(cfg config.SourceConfig) (*ConvectiveOutlookSour
 func (s *ConvectiveOutlookSource) Name() string { return s.name }
 
 func (s *ConvectiveOutlookSource) Kinds() []event.Kind {
-	return []event.Kind{event.Kind("outlook")}
+	return []event.Kind{event.Kind(standards.KindOutlook)}
 }
 
 func (s *ConvectiveOutlookSource) Poll(ctx context.Context) ([]event.Event, error) {
@@ -221,7 +194,7 @@ func (s *ConvectiveOutlookSource) Poll(ctx context.Context) ([]event.Event, erro
 	eventID := fksources.DefaultEventID("", s.name, &effectiveAt, emittedAt)
 
 	return fksources.SingleEvent(
-		event.Kind("outlook"),
+		event.Kind(standards.KindOutlook),
 		s.name,
 		standards.SchemaRawSPCConvectiveOutlookV1,
 		eventID,

internal/sources/spc/convective_outlook_test.go

@@ -22,7 +22,7 @@ func TestConvectiveOutlookSourceKinds(t *testing.T) {
 		t.Fatalf("NewConvectiveOutlookSource() error = %v", err)
 	}
 	got := src.Kinds()
-	if len(got) != 1 || got[0] != event.Kind("outlook") {
+	if len(got) != 1 || got[0] != event.Kind(standards.KindOutlook) {
 		t.Fatalf("Kinds() = %#v, want [outlook]", got)
 	}
 }
@@ -57,7 +57,7 @@ func TestConvectiveOutlookSourcePollEmitsRawBundle(t *testing.T) {
 		t.Fatalf("Poll() returned %d events, want 1", len(events))
 	}
 	got := events[0]
-	if got.Kind != event.Kind("outlook") {
+	if got.Kind != event.Kind(standards.KindOutlook) {
 		t.Fatalf("Kind = %q, want outlook", got.Kind)
 	}
 	if got.Schema != standards.SchemaRawSPCConvectiveOutlookV1 {
@@ -277,7 +277,7 @@ func convectiveOutlookConfig(extra map[string]any) config.SourceConfig {
 	}
 	return config.SourceConfig{
 		Name:   "spc-test",
-		Driver: driverConvectiveOutlook,
+		Driver: DriverConvectiveOutlook,
 		Mode:   config.SourceModePoll,
 		Params: params,
 	}

internal/sources/spc/driver.go

@@ -0,0 +1,6 @@
+package spc
+
+// Source driver strings registered by weatherfeeder for SPC sources.
+const (
+	DriverConvectiveOutlook = "spc_convective_outlook"
+)

standards/docs_test.go

@@ -0,0 +1,69 @@
+package standards
+
+import (
+	"go/ast"
+	"go/parser"
+	"go/token"
+	"os"
+	"strconv"
+	"strings"
+	"testing"
+)
+
+func TestDocumentedEventSchemas(t *testing.T) {
+	raw, err := os.ReadFile("../docs/integrations/events.md")
+	if err != nil {
+		t.Fatalf("ReadFile(events.md) error = %v", err)
+	}
+	doc := string(raw)
+
+	schemas := schemaConstants(t)
+	for _, schema := range schemas {
+		if !strings.Contains(doc, schema) {
+			t.Fatalf("docs/integrations/events.md missing schema %q", schema)
+		}
+	}
+}
+
+func schemaConstants(t *testing.T) []string {
+	t.Helper()
+
+	file, err := parser.ParseFile(token.NewFileSet(), "schema.go", nil, 0)
+	if err != nil {
+		t.Fatalf("ParseFile(schema.go) error = %v", err)
+	}
+
+	var out []string
+	ast.Inspect(file, func(n ast.Node) bool {
+		valueSpec, ok := n.(*ast.ValueSpec)
+		if !ok {
+			return true
+		}
+		for i, name := range valueSpec.Names {
+			if !strings.HasPrefix(name.Name, "Schema") || schemaConstantNotInCurrentContract(name.Name) {
+				continue
+			}
+			if i >= len(valueSpec.Values) {
+				t.Fatalf("schema constant %s has no explicit value", name.Name)
+			}
+			lit, ok := valueSpec.Values[i].(*ast.BasicLit)
+			if !ok || lit.Kind != token.STRING {
+				t.Fatalf("schema constant %s is not a string literal", name.Name)
+			}
+			schema, err := strconv.Unquote(lit.Value)
+			if err != nil {
+				t.Fatalf("schema constant %s value is not a quoted string: %v", name.Name, err)
+			}
+			out = append(out, schema)
+		}
+		return true
+	})
+	if len(out) == 0 {
+		t.Fatalf("no schema constants found")
+	}
+	return out
+}
+
+func schemaConstantNotInCurrentContract(name string) bool {
+	return name == "SchemaRawOpenWeatherHourlyForecastV1"
+}

standards/kind.go

@@ -0,0 +1,11 @@
+package standards
+
+// Event kind strings used by weatherfeeder events and routing policy.
+const (
+	KindObservation        = "observation"
+	KindForecast           = "forecast"
+	KindForecastDiscussion = "forecast_discussion"
+	KindWeatherStory       = "weather_story"
+	KindAlert              = "alert"
+	KindOutlook            = "outlook"
+)