move MicroPython and dashboards -> tutorials

tutorials/http/device-dashboard/main.c

@@ -0,0 +1,32 @@
+// Copyright (c) 2020-2023 Cesanta Software Limited
+// All rights reserved
+
+#include "mongoose.h"
+#include "net.h"
+
+static int s_sig_num;
+static void signal_handler(int sig_num) {
+  signal(sig_num, signal_handler);
+  s_sig_num = sig_num;
+}
+
+int main(void) {
+  struct mg_mgr mgr;
+
+  signal(SIGPIPE, SIG_IGN);
+  signal(SIGINT, signal_handler);
+  signal(SIGTERM, signal_handler);
+
+  mg_log_set(MG_LL_DEBUG);  // Set debug log level
+  mg_mgr_init(&mgr);
+
+  web_init(&mgr);
+  while (s_sig_num == 0) {
+    mg_mgr_poll(&mgr, 50);
+  }
+
+  mg_mgr_free(&mgr);
+  MG_INFO(("Exiting on signal %d", s_sig_num));
+
+  return 0;
+}