move Zephyr -> tutorials

tutorials/zephyr/device-dashboard/src/main.c

@@ -0,0 +1,38 @@
+// Copyright (c) 2022 Cesanta Software Limited
+// All rights reserved
+
+#include "mongoose.h"
+#include "net.h"
+#include <zephyr/net/net_mgmt.h>
+
+// Zephyr: Define a semaphore and network management callback to be able to wait
+// until our IP address is ready. The main function will start and block on this
+// semaphore until this event handler releases it when the network is ready
+K_SEM_DEFINE(run, 0, 1);
+
+static void zeh(struct net_mgmt_event_callback *cb, uint32_t mgmt_event,
+                struct net_if *iface) {
+  if (mgmt_event == NET_EVENT_L4_CONNECTED) k_sem_give(&run);
+}
+
+int main(int argc, char *argv[]) {
+  // Zephyr: Register the network management callback and block on the semaphore
+  struct net_mgmt_event_callback ncb;
+  net_mgmt_init_event_callback(&ncb, zeh, NET_EVENT_L4_CONNECTED);
+  net_mgmt_add_event_callback(&ncb);
+  k_sem_take(&run, K_FOREVER);
+
+  struct mg_mgr mgr;
+
+  mg_log_set(MG_LL_INFO);
+
+  mg_mgr_init(&mgr);
+
+  web_init(&mgr);
+
+  // Start infinite event loop
+  MG_INFO(("Mongoose version : v%s", MG_VERSION));
+  for (;;) mg_mgr_poll(&mgr, 1000);
+  mg_mgr_free(&mgr);
+  return 0;
+}

tutorials/zephyr/device-dashboard/src/mongoose_config.h

@@ -0,0 +1,3 @@
+#define MG_ARCH MG_ARCH_ZEPHYR
+
+#define MG_ENABLE_PACKED_FS 1