Update config.py

config.py

@@ -0,0 +1,10 @@
+import os, base64, tempfile
+
+def set_environment():
+    b64 = os.getenv("GCP_CREDS_B64")
+    key_bytes = base64.b64decode(b64)
+    with tempfile.NamedTemporaryFile(delete=False, suffix=".json") as tmp:
+        tmp.write(key_bytes)
+        tmp_path = tmp.name
+
+    os.environ["GOOGLE_APPLICATION_CREDENTIALS"] = tmp_path