Remake delete for api to protobuf

esp32/include/communication/webserver.h

@@ -17,6 +17,17 @@ using WsFrameHandler = std::function<esp_err_t(httpd_req_t*, httpd_ws_frame_t*)>
 using WsOpenHandler = std::function<void(httpd_req_t*)>;
 using WsCloseHandler = std::function<void(int)>;
 
+// Macro to register a proto endpoint that extracts a specific payload type
+// Usage: PROTO_ENDPOINT(server, "/api/files/delete", file_delete_request, FileSystem::handleDelete)
+// Handler signature: esp_err_t handleDelete(httpd_req_t* req, const api_FileDeleteRequest& payload)
+#define PROTO_ENDPOINT(server_ref, uri, payload_type, handler) \
+    (server_ref).onProto(uri, HTTP_POST, [&](httpd_req_t *request, api_Request *protoReq) { \
+        if (protoReq->which_payload != api_Request_##payload_type##_tag) { \
+            return WebServer::sendError(request, 400, "Invalid request payload"); \
+        } \
+        return handler(request, protoReq->payload.payload_type); \
+    })
+
 struct HttpRoute {
     std::string uri;
     httpd_method_t method;