Fixed headers and added endpoints

server/server.go

@@ -66,8 +66,8 @@ func (g group) Endpoint(path string, f apiFunc) *group {
 }
 
 func StatusAndContent(w http.ResponseWriter, status int, contentType string) {
-	w.WriteHeader(status)
 	w.Header().Add("Content-Type", contentType)
+	w.WriteHeader(status)
 }
 
 func WriteJSON(w http.ResponseWriter, status int, v any) error {

webapi.go

@@ -9,7 +9,10 @@ import (
 
 func InitServer(host string) server.Api {
 	app := server.NewApi(host)
-	app.Group("/api").Endpoint("gen", ImageHandler)
+	app.Group("/api").
+		Endpoint("gen", ImageHandler).
+		Endpoint("hello", HelloHandler)
+	app.Group("/").Endpoint("", HealthHandler)
 	return app
 }
 
@@ -26,3 +29,15 @@ func ImageHandler(w http.ResponseWriter, r *http.Request) error {
 	}
 	return server.WriteBlob(w, 200, "image/png", *img)
 }
+
+type hello struct {
+	Hello string
+}
+
+func HelloHandler(w http.ResponseWriter, r *http.Request) error {
+	return server.WriteJSON(w, 200, hello{"world"})
+}
+
+func HealthHandler(w http.ResponseWriter, r *http.Request) error {
+	return server.WritePlain(w, 200, "ok")
+}