Update app.py

app.py

@@ -6,13 +6,8 @@ from groq import Groq
 import os
 
 # --- Groq API Key Handling ---
-GROQ_CONFIG = 'groq_config.json'
 def get_groq_api_key():
-    if os.path.exists(GROQ_CONFIG):
-        with open(GROQ_CONFIG, 'r') as f:
-            config = json.load(f)
-            return config.get('GROQ_API_KEY', '')
-    return ''
+    return os.environ.get('GROQ_API_KEY', '')
 
 groq_api_key = get_groq_api_key()
 groq_client = Groq(api_key=groq_api_key) if groq_api_key else None