Added security for natrual endpoint

app.py

@@ -294,21 +294,37 @@ def request_semantic_search(query):
     with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
         s.connect((HOST, PORT))
         s.sendall(data_string)
-        print(f"sent {data_string}")
         data = b''
         while True:
             part = s.recv(1024)
             if not part:
                 break
-            print(part)
             data += part
         return json.loads(data.decode())
 
-@app.get("/semantic/<key>/<query>")
-def do_semantic_search(key:str, query:str):
-    if key != SECRET_API_KEY:
+@app.get("/natural")
+def explain_natural():
+    res = 'Submit a POST request to this endpoint with the following params in the body:\n'
+    res += '{"token": "mytokenstring", "query" : "myquerystring"}'
+    return res
+
+@app.post("/natural") # needs valid token and query in request body
+def do_semantic_search():
+    request_data = request.get_json()
+    if request_data is None:
+        # Handle error: No JSON data sent
+        return jsonify({'error': 'Invalid request format'}), 400
+
+    token_string = request_data.get('token')
+    query_string = request_data.get('query')
+    if token_string is None:
+        # Handle error: Missing token in request
+        return jsonify({'error': 'Missing token in request body'}), 401
+
+    if token_string != SECRET_API_KEY:
         return jsonify({'error': "Invalid Authorization"})
-    result = request_semantic_search(query=query)
+    
+    result = request_semantic_search(query=query_string)
     return jsonify(result)
 
 @app.get("/ref/<ref>") # find database verse_id by english scripture reference (1John5:7)