feat: refactor

internal/prediction/warnings.go

@@ -0,0 +1,21 @@
+package prediction
+
+import "sync/atomic"
+
+// Warnings tracks warning conditions during a prediction run.
+type Warnings struct {
+	AltitudeTooHigh atomic.Int64
+}
+
+// ToMap returns warnings as a map suitable for JSON serialization.
+// Only includes warnings that have fired.
+func (w *Warnings) ToMap() map[string]any {
+	result := make(map[string]any)
+	if n := w.AltitudeTooHigh.Load(); n > 0 {
+		result["altitude_too_high"] = map[string]any{
+			"count":       n,
+			"description": "The altitude went too high, above the max forecast wind. Wind data will be unreliable",
+		}
+	}
+	return result
+}