Add speaking endpoints and clean code.

helper/firebase_helper.py

@@ -0,0 +1,15 @@
+from google.cloud import storage
+
+def download_firebase_file(bucket_name, source_blob_name, destination_file_name):
+    # Downloads a file from Firebase Storage.
+    storage_client = storage.Client()
+    bucket = storage_client.bucket(bucket_name)
+    blob = bucket.blob(source_blob_name)
+    blob.download_to_filename(destination_file_name)
+    print(f"File downloaded to {destination_file_name}")
+    return destination_file_name
+
+
+
+
+