Gitea writes uploaded release assets to a temp file before storing
them. That landed in `/tmp`, which is on the 2G tmpfs root, so
uploading the installer ISO failed with:
ParseMultipartForm [E] ... write /tmp/multipart-...: no space
left on device
Point the service's `TMPDIR` at the state volume, which has room.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>