Update ocr_llm_utils.py

handling write permissions

ocr_llm_utils.py

@@ -12,9 +12,10 @@ load_dotenv()
 # Save secret JSON string to a temporary file
 gcv_json_str = os.environ.get("GCV_JSON")
 if gcv_json_str:
-    with open("gcv_temp.json", "w") as f:
+    temp_path = "/tmp/gcv_temp.json"
+    with open("temp_path", "w") as f:
         f.write(gcv_json_str)
-    os.environ["GOOGLE_APPLICATION_CREDENTIALS"] = "gcv_temp.json"
+    os.environ["GOOGLE_APPLICATION_CREDENTIALS"] = temp_path
 
 client = Groq(api_key=os.getenv("GROQ_API_KEY"))