Added basic healthcheck

main.go

@@ -18,6 +18,7 @@ const TEMPLATE_FILE = "main.py.tmpl"
 
 func main() {
 	http.HandleFunc("/create_model", handleCreateModel)
+	http.HandleFunc("/health", handleHealthCheck)
 
 	port := os.Getenv("PORT")
 	if port == "" {
@@ -190,3 +191,14 @@ func create_glb(model_code string, filename string) (string, error) {
 	result := buf.String()
 	return result, nil
 }
+
+func handleHealthCheck(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+
+	w.Header().Set("Content-Type", "text/plain")
+	w.WriteHeader(http.StatusOK)
+	w.Write([]byte("OK"))
+}