add skip route

app.py

@@ -198,6 +198,11 @@ def filemgr(path=""):
     return render_template("filemanager.html", files=files, path=path)
 
 
+@app.route("/upload")
+def upload():
+    return render_template("upload.html")
+
+
 @app.route("/api/start", methods=["POST"])
 async def api_start():
     if mpv_running():
@@ -341,9 +346,17 @@ async def api_volume():
 
     return jsonify(volume)
 
-@app.route("/upload")
-def upload():
-    return render_template("upload.html")
+
+@app.route("/api/skip", methods=["POST"])
+async def api_skip():
+    sock = await mpv_socket_open()
+    if sock is not None:
+        await mpv_socket_command(*sock, {"command": ["playlist-next"]})
+        sock[1].close()
+        await sock[1].wait_closed()
+
+    return "ok"
+
 
 @app.route("/api/upload", methods=["POST"])
 def upload_api():