fix: properly escape postgres password

alembic/env.py

@@ -22,7 +22,7 @@
 
 # Set DB url from config
 settings = get_app_settings()
-config.set_main_option("sqlalchemy.url", settings.DB_URL)
+config.set_main_option("sqlalchemy.url", settings.DB_URL.replace("%", "%%"))
 
 
 def run_migrations_offline():

mealie/core/settings/db_providers.py

@@ -46,11 +46,19 @@ class PostgresProvider(AbstractDBProvider, BaseSettings):
     @property
     def db_url(self) -> str:
         if self.POSTGRES_URL_OVERRIDE:
-            url = PostgresDsn(url=self.POSTGRES_URL_OVERRIDE)
-            if not url.scheme == ("postgresql"):
+            url = self.POSTGRES_URL_OVERRIDE
+
+            scheme, remainder = url.split("://", 1)
+            if scheme != "postgresql":
                 raise ValueError("POSTGRES_URL_OVERRIDE scheme must be postgresql")
 
-            return str(url)
+            remainder = remainder.split(":", 1)[1]
+            password = remainder[: remainder.rfind("@")]
+            safe_password = urlparse.quote_plus(password)
+
+            safe_url = url.replace(password, safe_password)
+
+            return safe_url
 
         return str(
             PostgresDsn.build(