Updated main.go to register the postgres and NATS sinks in addition to the stdout sink.

cmd/weatherfeeder/main.go

@@ -40,12 +40,17 @@ func main() {
 	srcReg := fksources.NewRegistry()
 	wfsources.RegisterBuiltins(srcReg)
 
-	// Minimal sink set to compile: stdout only.
+	// Compile stdout, Postgres, and NATS sinks for weatherfeeder. The former is useful for debugging and the latter are the main intended outputs.
 	sinkReg := fksinks.NewRegistry()
 	sinkReg.Register("stdout", func(cfg config.SinkConfig) (fksinks.Sink, error) {
 		return fksinks.NewStdoutSink(cfg.Name), nil
 	})
-
+	sinkReg.Register("postgres", func(cfg config.SinkConfig) (fksinks.Sink, error) {
+		return fksinks.NewPostgresSinkFromConfig(cfg)
+	})
+	sinkReg.Register("nats", func(cfg config.SinkConfig) (fksinks.Sink, error) {
+		return fksinks.NewNATSSinkFromConfig(cfg)
+	})
 	// --- Build sources into scheduler jobs ---
 	var jobs []fkscheduler.Job
 	for i, sc := range cfg.Sources {