Add Tomorrow planning brief generation

internal/briefing/daily_test.go

@@ -10,6 +10,7 @@ import (
 
 	"gitea.maximumdirect.net/eric/weatherreporter/internal/forecast"
 	"gitea.maximumdirect.net/eric/weatherreporter/internal/report"
+	"gitea.maximumdirect.net/eric/weatherreporter/internal/timeutil"
 )
 
 func TestDailyBriefingFromRepresentativeFixture(t *testing.T) {
@@ -122,6 +123,77 @@ func TestDailyBriefingAlertExclusion(t *testing.T) {
 	}
 }
 
+func TestTomorrowBriefingIncludesPlanningInputs(t *testing.T) {
+	location := mustLocation(t)
+	resolved, err := report.Resolve(report.DailyTomorrow, report.ResolveRequest{
+		Now:      mustParse("2026-05-29T18:00:00-05:00"),
+		Location: location,
+	})
+	if err != nil {
+		t.Fatalf("resolve tomorrow: %v", err)
+	}
+	precip := 70.0
+	wind := 34.0
+	summary := &forecast.DailySummary{
+		Date:   "2026-05-30",
+		Period: resolved.ValidPeriod,
+		Dayparts: []forecast.DaypartSummary{
+			{
+				Name: "overnight",
+				Period: timeutil.Period{
+					Start: mustParse("2026-05-30T00:00:00-05:00"),
+					End:   mustParse("2026-05-30T06:00:00-05:00"),
+				},
+				MaxPrecipitationProbability: &forecast.TimedValue{
+					Value: 40,
+					Time:  mustParse("2026-05-30T03:00:00-05:00"),
+				},
+			},
+			{
+				Name: "morning",
+				Period: timeutil.Period{
+					Start: mustParse("2026-05-30T06:00:00-05:00"),
+					End:   mustParse("2026-05-30T12:00:00-05:00"),
+				},
+				MaxPrecipitationProbability: &forecast.TimedValue{
+					Value: precip,
+					Time:  mustParse("2026-05-30T08:00:00-05:00"),
+				},
+				PeakWindGust: &forecast.TimedValue{
+					Value: wind,
+					Time:  mustParse("2026-05-30T09:00:00-05:00"),
+				},
+				Indicators: forecast.Indicators{Thunder: true},
+			},
+		},
+	}
+
+	pkg, err := BuildDaily(BuildContext{
+		Resolved: resolved,
+		Units:    "us",
+		Timezone: "America/Chicago",
+	}, summary)
+	if err != nil {
+		t.Fatalf("BuildDaily() error = %v", err)
+	}
+
+	if pkg.Metadata.ReportID != report.DailyTomorrow || pkg.Metadata.Variant != "tomorrow" {
+		t.Fatalf("metadata report/variant = %q/%q, want tomorrow", pkg.Metadata.ReportID, pkg.Metadata.Variant)
+	}
+	if pkg.Daily.ForecastSummaryDate != "2026-05-30" {
+		t.Fatalf("ForecastSummaryDate = %q, want 2026-05-30", pkg.Daily.ForecastSummaryDate)
+	}
+	if pkg.Daily.Planning == nil {
+		t.Fatal("Planning = nil, want tomorrow planning inputs")
+	}
+	if len(pkg.Daily.Planning.MorningReadiness) == 0 || len(pkg.Daily.Planning.CommuteSchoolWorkdayConcerns) == 0 || len(pkg.Daily.Planning.OvernightChangeWatch) == 0 {
+		t.Fatalf("Planning = %#v, want populated planning inputs", pkg.Daily.Planning)
+	}
+	if !strings.Contains(strings.Join(pkg.Daily.Planning.MorningReadiness, " "), "precipitation") {
+		t.Fatalf("MorningReadiness = %#v, want precipitation note", pkg.Daily.Planning.MorningReadiness)
+	}
+}
+
 func TestSaveBriefingPackage(t *testing.T) {
 	pkg := Package{Metadata: Metadata{SchemaVersion: SchemaVersion}}
 	path := filepath.Join(t.TempDir(), "nested", "briefing.json")