docs(us2): Soft Serve → Gitea 迁移事实与参考镜像 (Plane VPS-94)

- hosts/us2: Gitea 1.27.3-rootless 部署实况 (repo.windy.me SSH:2222/Web), 16 仓迁移核对, 备份/回滚; soft-serve 停用保留作回滚
- compose/gitea: 参考镜像 (rootless compose + 备份 sidecar + 一次性迁移脚本留档)
- AGENTS/inventory/compose README: 服务表与索引同步

AGENTS.md

@@ -63,7 +63,7 @@ not maintain a second copy of the machine table here.
 | SMTP `mx2.windy.me:587` (STARTTLS) or `:465` | mx2 | client submission; full email + mailbox password — [runbook](runbooks/mailcow-smtp-client.md) |
 | IMAP `mx2.windy.me:993` | mx2 | same mailbox credentials |
 | https://auth.wsvc.info | us2 (`/opt/vaultwarden`) | Vaultwarden (Postgres, **operational**) — client Server URL |
-| `repo.windy.me:2222` | us2 (`/opt/soft-serve`) | Soft Serve git — v0.12.2 pinned, backup sidecar; details in [hosts/us2.wsvc.info.md](hosts/us2.wsvc.info.md) |
+| `repo.windy.me` (git SSH `:2222` / web HTTPS) | us2 (`/opt/gitea`) | Gitea — 1.27.3-rootless pinned, backup sidecar; details in [hosts/us2.wsvc.info.md](hosts/us2.wsvc.info.md) |
 | DNS `ns1.wsvc.info:53` | hk2 (`/opt/pdns`, Auth **5.0.6**) | PowerDNS auth — zones `windy.me`, `wsvc.info`, `chans.xyz` |
 | https://pdns.wsvc.info | hk2 (`poweradmin`) | Poweradmin UI |
 | https://pgweb.wsvc.info | hk2 (`pgweb`) | PowerDNS Postgres browser |