move to new skeleton

tutorials/core/embedded-filesystem/main.c

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+// Copyright (c) 2022 Cesanta Software Limited
+// All rights reserved
+
+#include "mongoose.h"
+
+const char *s_listening_url = "http://0.0.0.0:8000";
+
+// HTTP request handler function
+void fn(struct mg_connection *c, int ev, void *ev_data) {
+  if (ev == MG_EV_HTTP_MSG) {
+    struct mg_http_serve_opts opts = {
+        .root_dir = "/web_root",
+        .fs = &mg_fs_packed
+      };
+    mg_http_serve_dir(c, ev_data, &opts);
+  }
+}
+
+int main(void) {
+  struct mg_mgr mgr;
+  mg_log_set(MG_LL_INFO);
+  mg_mgr_init(&mgr);
+  mg_http_listen(&mgr, s_listening_url, fn, NULL);
+  while (true) mg_mgr_poll(&mgr, 500);
+  mg_mgr_free(&mgr);
+  return 0;
+}