manage json secret

config.py

@@ -71,3 +71,17 @@ if os.environ.get("BIGQUERY_KEY_PATH"):
 else:
     print("WARNING: BIGQUERY_KEY_PATH environment variable is not set")
 
+# BigQuery configurationo
+BIGQUERY_KEY_PATH = bigquery_key
+PROJECT_ID = os.environ.get("PROJECT_ID")
+DATASET_ID = os.environ.get("DATASET_ID")
+
+# Final check for GOOGLE_APPLICATION_CREDENTIALS
+if os.environ.get("GOOGLE_APPLICATION_CREDENTIALS"):
+    print(f"DEBUG: GOOGLE_APPLICATION_CREDENTIALS is set to: {os.environ.get('GOOGLE_APPLICATION_CREDENTIALS')}")
+    if os.path.exists(os.environ.get("GOOGLE_APPLICATION_CREDENTIALS")):
+        print("DEBUG: GOOGLE_APPLICATION_CREDENTIALS file exists")
+    else:
+        print("ERROR: GOOGLE_APPLICATION_CREDENTIALS file does not exist")
+else:
+    print("WARNING: GOOGLE_APPLICATION_CREDENTIALS is not set")