From 283f75a5e21fe0fec4725a122c6be4c5f53e2b8c Mon Sep 17 00:00:00 2001
From: Ami <ami@hermes>
Date: Tue, 21 Apr 2026 17:43:17 +0700
Subject: [PATCH] fix(alembic): URL-decode DATABASE_URL before passing to
 ConfigParser

---
 apps/api/alembic/env.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/apps/api/alembic/env.py b/apps/api/alembic/env.py
index 37e8332..cf5ad7d 100644
--- a/apps/api/alembic/env.py
+++ b/apps/api/alembic/env.py
@@ -1,5 +1,6 @@
 import os
 from logging.config import fileConfig
+from urllib.parse import unquote
 
 from sqlalchemy import engine_from_config, pool
 
@@ -14,6 +15,9 @@ database_url = os.environ.get("DATABASE_URL")
 if database_url:
     # Alembic needs the synchronous driver
     database_url = database_url.replace("postgresql+asyncpg://", "postgresql://")
+    # Decode URL-encoded characters (e.g. %40 -> @) so ConfigParser
+    # interpolation doesn't choke on them
+    database_url = unquote(database_url)
     config.set_main_option("sqlalchemy.url", database_url)
 
 # Set up Python logging from the config file