doc: add doc for env config when site and backend are in different domains (#28318)

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This commit is contained in:
Joel
2025-11-18 17:29:54 +08:00
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parent 82068a6918
commit e83c7438cb
5 changed files with 16 additions and 8 deletions

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@@ -26,6 +26,10 @@
cp .env.example .env
```
> [!IMPORTANT]
>
> When the frontend and backend run on different subdomains, set COOKIE_DOMAIN to the sites top-level domain (e.g., `example.com`). The frontend and backend must be under the same top-level domain in order to share authentication cookies.
1. Generate a `SECRET_KEY` in the `.env` file.
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