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novoyuuparosk-auto-wiki/pipelines/songs/README.md
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mikkeli 38e76ff56d docs: remove plaintext bot secret, update runner image references
Credentials moved to Gitea user-scope vault — removed from README.
Architecture diagram and songs pipeline deps section updated to reflect
prebuilt novoyuuparosk-wiki-runner:latest image (no runtime dep installs).
Noted workflow stubs in .gitea/workflows/ may be stale.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-10 09:38:27 +09:00

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# pipelines/songs
Publishes lyric pages from `mikkeli/ncmr-songs` to `https://wiki.novoyuuparosk.org`.
- Source-file contract (frontmatter and body conventions): [SCHEMA.md](SCHEMA.md)
- Cross-cutting setup (wiki URL, bot identity, runner, Gitea secrets/variables): [repo root README](../../README.md)
## v1 scope
Implemented:
- YAML frontmatter parsing per [SCHEMA.md](SCHEMA.md)
- Pandoc-based markdown → wikitext body rendering
- First-line h1 stripping
- Auto-generated banner (`{{Auto-generated|source=...|commit=<sha>}}`) + album category injection
- MediaWiki bot API write with idempotency — no-op if wiki content matches generated output
- Files without `wiki.publish: true` silently skipped
- Pages with existing non-auto-generated content skipped (logged to stderr) — delete the page or add the banner to hand ownership to the bot
Deferred (schema reserves the fields; renderer doesn't yet act on them):
- LRC parsing and embedding
- Inter-page sibling placeholder resolution
- Multi-language metadata (the body conveys what languages exist; renderer doesn't introspect)
- Auto-generated album index pages (intentionally NOT done — user writes album category-page descriptions freeform)
## Source repo and branch convention
Source repo: `mikkeli/ncmr-songs`. The pipeline triggers on push to `master`.
**Branch convention in `ncmr-songs`**: per-song short-lived branches named `autowiki/<song-slug>` (e.g., `autowiki/pulse`). Create when staging edits, merge to master when ready to publish, delete after one cycle.
**Excluded paths** (won't trigger the pipeline):
- `wip/**`
- `README.md`, `.gitignore`, `.claude/**`
## Invocation
The pipeline runs as a self-contained Gitea Actions workflow in `mikkeli/ncmr-songs` (`.gitea/workflows/publish.yml`). It clones this repo at runtime to get the renderer.
Triggers:
- `push` to `master` (path-filtered as above)
- `workflow_dispatch` — manual trigger from the Gitea Actions UI; useful after renderer or template changes without needing a dummy commit
### Environment (secrets and variables)
| Name | Kind | Source | Purpose |
|---|---|---|---|
| `WIKI_API_URL` | variable | Gitea (cross-cutting) | MediaWiki action API endpoint |
| `WIKI_BASE_URL` | variable | Gitea (cross-cutting) | Wiki base URL |
| `WIKI_BOT_USER` | secret | Gitea (cross-cutting) | Bot login (`Dubrowski@giteaAutomaton`) |
| `WIKI_BOT_PASSWORD` | secret | Gitea (cross-cutting) | BotPasswords value |
| `URL_TO_GITEA` | variable | Gitea (cross-cutting) | Gitea instance base URL for cloning |
| `FAPAT` | secret | Gitea (cross-cutting) | Full-Access PAT for cloning private repos |
| `SOURCE_REF` | env (set in workflow) | `github.sha` | Pushed commit SHA, used in banner and edit summary |
| `GITEA_REPO_URL` | env (set in workflow) | composed from vars | Source-file URL base for the banner link |
## Dependencies
Job container: `novoyuuparosk-wiki-runner:latest` (pre-built, stored in the local Docker daemon on the runner host). Bakes in Python 3.12, Pandoc, and all pipeline Python packages — no install steps at job runtime.
See the `Dockerfile` at the repo root and `requirements.txt` in this directory. Rebuild the image after changes to either.
## Modes
The pipeline always runs `--all`: every file with `wiki.publish: true` (not under `wip/`) is checked against the current wiki content. Writes only happen when content has changed (commit SHA in the banner drives idempotency). This is appropriate for the current repo size.
## One-off wiki setup
- [x] **`Template:Auto-generated`** — exists on the wiki. Wikitext source: `template_auto_generated.wikitext` in this directory.
- [x] **Bot user in `bot` group** — grants `skipcaptcha`; verified working.
## Decisions log (songs pipeline)
| Decision | Value | Date |
|---|---|---|
| Metadata source | YAML frontmatter inside each `.md` (see [SCHEMA.md](SCHEMA.md)) | 2026-06-09 |
| Body rendering | Pandoc-based, with a thin Python pre/post-processor | 2026-06-09 |
| Excluded paths | `wip/**`, plus repo-meta files | 2026-06-09 |
| Page template | Designed from scratch (no existing wiki pages to mirror) | 2026-06-09 |
| Album landing pages | Auto-injected `[[Category:<album>]]`; the wiki category page is user-written and not overwritten | 2026-06-09 |
| Source-repo branch convention | `autowiki/<song-slug>` short-lived branches in `ncmr-songs` | 2026-06-09 |
| Idempotency | Commit SHA in banner (`commit=<sha>`), not timestamp — stable across identical re-runs | 2026-06-09 |
| Publish mode | Always `--all`; no diff detection — small repo, simpler than fragile git-diff gating | 2026-06-09 |
| Manual-page protection | Bot skips pages without the `{{Auto-generated` banner to avoid overwriting hand-written content | 2026-06-09 |
| `workflow_call` abandoned | Cross-repo `workflow_call` fails — run token scoped to triggering repo; cannot clone private callee | 2026-06-09 |
## Status
v1 live. Pipeline active and publishing to https://wiki.novoyuuparosk.org.