Implement support for NWS weather stories

internal/briefing/daily.go

@@ -5,6 +5,7 @@ import (
 	"math"
 	"sort"
 	"strings"
+	"time"
 
 	"gitea.maximumdirect.net/eric/weatherreporter/internal/forecast"
 	"gitea.maximumdirect.net/eric/weatherreporter/internal/report"
@@ -57,8 +58,17 @@ type DiscussionContext struct {
 }
 
 type WeatherStoryContext struct {
-	Available bool   `json:"available"`
-	Summary   string `json:"summary,omitempty"`
+	Available   bool       `json:"available"`
+	OfficeID    string     `json:"officeId,omitempty"`
+	StartTime   time.Time  `json:"startTime"`
+	EndTime     time.Time  `json:"endTime"`
+	UpdatedAt   *time.Time `json:"updatedAt,omitempty"`
+	Title       string     `json:"title,omitempty"`
+	Description string     `json:"description,omitempty"`
+	AltText     string     `json:"altText,omitempty"`
+	Priority    bool       `json:"priority"`
+	Order       int        `json:"order"`
+	DownloadURL string     `json:"downloadUrl,omitempty"`
 }
 
 func BuildDaily(ctx BuildContext, summary *forecast.DailySummary) (Package, error) {
@@ -258,10 +268,31 @@ func buildDiscussion(discussion *forecast.Discussion) DiscussionContext {
 }
 
 func buildWeatherStory(bundle *forecast.Bundle) *WeatherStoryContext {
-	if bundle == nil || bundle.WeatherStory == nil || len(bundle.WeatherStory.Raw) == 0 {
+	if bundle == nil || bundle.WeatherStory == nil {
 		return nil
 	}
-	return &WeatherStoryContext{Available: true, Summary: string(bundle.WeatherStory.Raw)}
+	story := bundle.WeatherStory
+	return &WeatherStoryContext{
+		Available:   true,
+		OfficeID:    story.OfficeID,
+		StartTime:   story.StartTime,
+		EndTime:     story.EndTime,
+		UpdatedAt:   copyTime(story.UpdatedAt),
+		Title:       story.Title,
+		Description: story.Description,
+		AltText:     story.AltText,
+		Priority:    story.Priority,
+		Order:       story.Order,
+		DownloadURL: story.DownloadURL,
+	}
+}
+
+func copyTime(value *time.Time) *time.Time {
+	if value == nil {
+		return nil
+	}
+	copied := *value
+	return &copied
 }
 
 func scoreOutdoorWindow(daypart forecast.DaypartSummary) OutdoorWindow {

internal/briefing/storm.go

@@ -162,8 +162,12 @@ func stormConfidenceInputs(bundle *forecast.Bundle) []string {
 			items = appendUnique(items, "Short-term discussion is available for confidence context.")
 		}
 	}
-	if bundle.WeatherStory != nil && len(bundle.WeatherStory.Raw) > 0 {
-		items = appendUnique(items, "Weather story source is available.")
+	if bundle.WeatherStory != nil {
+		if bundle.WeatherStory.Title != "" {
+			items = appendUnique(items, "Weather story: "+bundle.WeatherStory.Title+".")
+		} else {
+			items = appendUnique(items, "Weather story source is available.")
+		}
 	}
 	for _, warning := range bundle.Warnings {
 		if warning.Code != "" {

internal/briefing/storm_test.go

@@ -50,8 +50,16 @@ func TestStormBriefingWithActiveAlert(t *testing.T) {
 			ShortTerm:   &forecast.DiscussionSection{Text: "Short-term storm coverage peaks this morning."},
 			LongTerm:    &forecast.DiscussionSection{Text: "Long-term pattern stays unsettled after the event."},
 		},
-		WeatherStory: &forecast.WeatherStory{Raw: json.RawMessage(`{"headline":"Storm risk"}`)},
-		Sources:      []forecast.Source{{Name: "hourly", FetchedAt: time.Now()}},
+		WeatherStory: &forecast.WeatherStory{
+			OfficeID:    "LSX",
+			StartTime:   mustParse("2026-05-29T06:00:00Z"),
+			EndTime:     mustParse("2026-05-29T18:00:00Z"),
+			Title:       "Storm Risk",
+			Description: "Strong storms are possible.",
+			AltText:     "Weather story graphic showing storm risk.",
+			Order:       1,
+		},
+		Sources: []forecast.Source{{Name: "hourly", FetchedAt: time.Now()}},
 	}
 
 	pkg, err := BuildStorm(BuildContext{Resolved: resolved, Bundle: bundle, Units: "us", Timezone: "America/Chicago"})
@@ -80,6 +88,9 @@ func TestStormBriefingWithActiveAlert(t *testing.T) {
 	if pkg.Storm.WeatherStory == nil {
 		t.Fatal("WeatherStory = nil, want available story context")
 	}
+	if pkg.Storm.WeatherStory.Title != "Storm Risk" || pkg.Storm.WeatherStory.Description != "Strong storms are possible." {
+		t.Fatalf("WeatherStory = %#v, want structured story context", pkg.Storm.WeatherStory)
+	}
 	if pkg.Storm.Discussion.ShortTerm != "Short-term storm coverage peaks this morning." {
 		t.Fatalf("Discussion.ShortTerm = %q, want short-term AFD narrative", pkg.Storm.Discussion.ShortTerm)
 	}