move MicroPython and dashboards -> tutorials

tutorials/tcp/modbus-dashboard/net.h

@@ -0,0 +1,27 @@
+// Copyright (c) 2023 Cesanta Software Limited
+// All rights reserved
+#pragma once
+
+#include "mongoose.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if !defined(HTTP_URL)
+#define HTTP_URL "http://0.0.0.0:8000"
+#endif
+
+#if !defined(HTTPS_URL)
+#define HTTPS_URL "https://0.0.0.0:8443"
+#endif
+
+void web_init(struct mg_mgr *mgr);              // Initialise Web UI
+bool web_load_settings(void *buf, size_t len);  // Load from disk/flash
+bool web_save_settings(void *buf, size_t len);  // Save to disk/flash
+
+#define SETTINGS_MAGIC 0xaabbccdd
+
+#ifdef __cplusplus
+}
+#endif