feat: add observability Info/Warn/Error helpers

internal/observability/helpers.go

@@ -0,0 +1,15 @@
+package observability
+
+// Small helpers to keep logging consistent and low-friction across the codebase.
+
+func Info(event string, component string, message string, fields map[string]any) {
+	LogJSON(LogLevelInfo, event, component, message, fields, nil)
+}
+
+func Warn(event string, component string, message string, fields map[string]any, err error) {
+	LogJSON(LogLevelWarn, event, component, message, fields, err)
+}
+
+func Error(event string, component string, message string, fields map[string]any, err error) {
+	LogJSON(LogLevelError, event, component, message, fields, err)
+}