add: WhatsApp, Slack and Telegram bots (#438)

examples/api_server/api_server.py

@@ -26,6 +26,19 @@ def add():
 
 @app.route("/query", methods=["POST"])
 def query():
+    data = request.get_json()
+    question = data.get("question")
+    if question:
+        try:
+            response = chat_bot.query(question)
+            return jsonify({"data": response}), 200
+        except Exception:
+            return jsonify({"error": "An error occurred. Please try again!"}), 500
+    return jsonify({"error": "Invalid request. Please provide 'question' in JSON format."}), 400
+
+
+@app.route("/chat", methods=["POST"])
+def chat():
     data = request.get_json()
     question = data.get("question")
     if question: