cleanup examples, build and ci

src/examples/wifiMesh/main.cpp

@@ -0,0 +1,21 @@
+#include "config.h"
+#include "MeshApp.h"
+
+MeshApp sprocket(
+    {STARTUP_DELAY, SERIAL_BAUD_RATE},
+    {SPROCKET_MODE, WIFI_CHANNEL,
+     MESH_PORT, MESH_PREFIX, MESH_PASSWORD,
+     STATION_SSID, STATION_PASSWORD, HOSTNAME,
+     MESH_DEBUG_TYPES});
+
+void setup()
+{
+    delay(3000);
+    sprocket.activate();
+}
+
+void loop()
+{
+    sprocket.loop();
+    yield();
+}