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Mangalord/.gitea/README.md
2026-05-28 06:56:13 +02:00

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# Gitea Actions
The [`deploy`](workflows/deploy.yml) workflow runs on every push to `main`
(and via manual `workflow_dispatch`). It tests, builds, pushes the images
to a private registry, and rolls the stack over by SSH on the target host.
## Required secrets
Set under *Repo Settings → Actions → Secrets*:
| Name | Example | Purpose |
| -------------------- | ------------------------ | ---------------------------------------------------------------- |
| `REGISTRY_URL` | `registry.example.com` | Registry host. No scheme, no trailing slash. |
| `REGISTRY_USERNAME` | `mangalord-ci` | `docker login` user. |
| `REGISTRY_PASSWORD` | `<token>` | `docker login` token/password. |
| `SSH_HOST` | `mangalord.example.com` | Deploy target hostname/IP. |
| `SSH_USER` | `deploy` | SSH user on the target (must be in the `docker` group). |
| `SSH_PRIVATE_KEY` | `-----BEGIN OPENSSH...` | Private key authorised in the target user's `authorized_keys`. |
| `SSH_PORT` | `22` | Optional. Defaults to `22` if unset. |
## Required variables
Set under *Repo Settings → Actions → Variables* (not secrets — they appear
in logs):
| Name | Example | Purpose |
| ------------- | ------------------------ | ---------------------------------------------------------------------- |
| `DEPLOY_PATH` | `/srv/mangalord` | Directory on target holding `docker-compose.yml`, `.env`, and the prod overlay. |
## One-time host setup
The workflow assumes the deploy target already has:
1. Docker + Docker Compose v2 installed and the `SSH_USER` in the `docker` group.
2. `$DEPLOY_PATH/docker-compose.yml` (copy of the repo's [docker-compose.yml](../docker-compose.yml)).
3. `$DEPLOY_PATH/docker-compose.prod.yml` (copy of the repo's [docker-compose.prod.yml](../docker-compose.prod.yml)).
4. `$DEPLOY_PATH/.env` populated from [.env.example](../.env.example) with production values (real `POSTGRES_PASSWORD`, `COOKIE_SECURE=true`, etc.).
Bootstrap once:
```bash
ssh deploy@mangalord.example.com
sudo mkdir -p /srv/mangalord && sudo chown deploy:deploy /srv/mangalord
cd /srv/mangalord
# place docker-compose.yml, docker-compose.prod.yml, and .env here
```
The first workflow run will pull the images, bring the stack up, and run
the embedded migrations on startup.
## Image tags
Every push produces three tags per image:
- `mangalord-{backend,frontend}:latest`
- `mangalord-{backend,frontend}:<git-sha>` — used by the deploy job; lets
you pin a deploy to a specific commit
- `mangalord-{backend,frontend}:<version>` — the version from
[backend/Cargo.toml](../backend/Cargo.toml) (verified in lockstep with
[frontend/package.json](../frontend/package.json))
## Rollback
SSH to the target, set `IMAGE_TAG` to a previous commit SHA, and re-up:
```bash
cd /srv/mangalord
export REGISTRY_URL=registry.example.com
export IMAGE_TAG=<previous-sha>
docker compose -f docker-compose.yml -f docker-compose.prod.yml up -d
```