Create app.py

app.py

@@ -0,0 +1,36 @@
+from flask import Flask, request, abort
+from linebot import LineBotApi, WebhookHandler
+from linebot.exceptions import InvalidSignatureError
+from linebot.models import MessageEvent, TextMessage, TextSendMessage
+import os
+
+# 建立 Flask 應用
+app = Flask(__name__)
+
+# 從 Huggingface 的 Secrets 中讀取 LINE 憑證
+line_bot_api = LineBotApi(os.environ.get("LINE_CHANNEL_ACCESS_TOKEN"))
+handler = WebhookHandler(os.environ.get("LINE_CHANNEL_SECRET"))
+
+@app.route("/", methods=["POST"])
+def callback():
+    # 接收 X-Line-Signature
+    signature = request.headers.get("X-Line-Signature")
+    body = request.get_data(as_text=True)
+
+    try:
+        handler.handle(body, signature)
+    except InvalidSignatureError:
+        abort(400)
+
+    return "OK"
+
+# 收到訊息時回覆
+@handler.add(MessageEvent, message=TextMessage)
+def handle_message(event):
+    user_text = event.message.text
+    reply_text = f"你說的是：{user_text}"
+    line_bot_api.reply_message(event.reply_token, TextSendMessage(text=reply_text))
+
+# 本地測試用（部署在 Huggingface 時不需要）
+if __name__ == "__main__":
+    app.run()