Document development workflow and internals

internal/normalizers/openweather/common.go

@@ -8,8 +8,7 @@ import (
 	normcommon "gitea.maximumdirect.net/ejr/weatherfeeder/internal/normalizers/common"
 )
 
-// This file holds provider-specific helpers that are shared across multiple
-// OpenWeather normalizers (observations today; forecasts/alerts later).
+// This file holds provider-specific helpers for OpenWeather normalizers.
 // Keeping these out of observation.go helps preserve the "one normalizer per file"
 // convention while avoiding duplication.
 

internal/normalizers/openweather/observation.go

@@ -37,7 +37,7 @@ func (ObservationNormalizer) Match(e event.Event) bool {
 }
 
 func (ObservationNormalizer) Normalize(ctx context.Context, in event.Event) (*event.Event, error) {
-	_ = ctx // normalization is pure/CPU; keep ctx for future expensive steps
+	_ = ctx // normalization is pure/CPU; keep signature aligned with Normalizer.
 
 	return normcommon.NormalizeJSON(
 		in,