Updated processor/normalizer wiring to track Feedkit v0.7.0

internal/normalizers/openweather/register.go

@@ -5,12 +5,12 @@ import (
 	fknormalize "gitea.maximumdirect.net/ejr/feedkit/normalize"
 )
 
-// Register registers OpenWeather normalizers into the provided registry.
-func Register(reg *fknormalize.Registry) {
-	if reg == nil {
-		return
-	}
+// Register appends OpenWeather normalizers in stable order.
+func Register(in []fknormalize.Normalizer) []fknormalize.Normalizer {
+	out := in
 
 	// Observations
-	reg.Register(ObservationNormalizer{})
+	out = append(out, ObservationNormalizer{})
+
+	return out
 }