get authorization code fix

utils/callbackmanager.py

@@ -8,6 +8,7 @@ from huggingface_hub import InferenceClient  # Import InferenceClient
 from urllib.parse import urlparse, parse_qs  # Import URL parsing utilities
 from utils.meldrx import MeldRxAPI  # Import the MeldRxAPI class
 # ... (CallbackManager, display_form, generate_pdf_from_form, generate_pdf_from_meldrx, generate_discharge_paper_one_click, client initialization remain the same) ...
+
 class CallbackManager:
     def __init__(self, redirect_uri: str, client_secret: str = None):
         client_id = os.getenv("APPID")

utils/meldrx.py

@@ -4,6 +4,7 @@ import base64
 import hashlib
 import secrets
 from typing import Optional, Dict, Any
+from urllib.parse import urlencode
 
 class MeldRxAPI:
     def __init__(self, client_id: str, client_secret: str, workspace_id: str, redirect_uri: str):
@@ -84,7 +85,7 @@ class MeldRxAPI:
             "code_challenge": code_challenge,
             "code_challenge_method": "S256"
         }
-        query_string = "&".join(f"{k}={v}" for k, v in params.items())
+        query_string = urlencode(params, safe='/*')  # 'safe' preserves / and * in scope
         return f"{self.authorize_url}?{query_string}"
 
     def authenticate_with_code(self, auth_code: str) -> bool: