Files
pi 03629cdac7 refactor: build FROM joakimp/pi-devbox:base-pi-only (Option B)
The pi-only building block now lives in this repo as the internal
base-pi-only tag (produced by opencode-devbox CI from Dockerfile.variant,
INSTALL_OPENCODE=false) instead of opencode-devbox:latest-pi-only — so an
'opencode-devbox' tag never ships without opencode.

- Dockerfile: BASE_IMAGE default joakimp/opencode-devbox:latest-pi-only
  -> joakimp/pi-devbox:base-pi-only.
- Updated README, AGENTS, DOCKER_HUB, docker-compose, CHANGELOG.
- Single source of truth unchanged (opencode-devbox/Dockerfile.variant);
  publish ordering + EXPECTED_PI_VERSION smoke guard unchanged.
2026-06-03 17:04:21 +02:00

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# AGENTS.md — pi-devbox
Container image that re-brands the opencode-devbox **pi-only** variant as a
pi-focused image. As of 2026-06-03 it no longer installs pi itself.
## Repository layout
- `Dockerfile` — thin re-brand: `FROM joakimp/pi-devbox:base-pi-only` (overridable via `BASE_IMAGE` arg). No install logic of its own — pi + companions are inherited from the pi-only build (built `INSTALL_OPENCODE=false`, so **no opencode** — that's the distinction from `opencode-devbox:latest-with-pi`). The `base-pi-only` tag is produced by opencode-devbox CI (from `opencode-devbox/Dockerfile.variant`) but published into THIS repo as an internal building-block tag. This refactor removed the install-logic duplication that used to drift against `opencode-devbox/Dockerfile.variant`.
- `docker-compose.yml` — compose file for local use
- `.env.example` — environment variable template
- `scripts/smoke-test.sh` — sanity checks run by CI before pushing to Docker Hub
- `.gitea/workflows/docker-publish.yml` — CI pipeline: smoke amd64 → multi-arch push → update Hub description
## Versioning scheme
- Tags follow the pi npm version: `v{pi_version}[letter]`
- The image inherits pi from `base-pi-only`, so the **publish ordering matters**: rebuild opencode-devbox first so `joakimp/pi-devbox:base-pi-only` carries the target pi version, *then* tag this repo. The smoke test asserts `pi --version` matches the tag (`EXPECTED_PI_VERSION`) and fails loudly if the base is stale.
- Docker Hub: `joakimp/pi-devbox:vX.Y.Z` + `joakimp/pi-devbox:latest`
## Release-day checklist
1. Ensure opencode-devbox has been released so `joakimp/pi-devbox:base-pi-only` carries the target pi version (and the fork/recall extensions). This is the hard prerequisite — the smoke guard enforces it.
2. Update `CHANGELOG.md`: promote `Unreleased``vX.Y.Z — YYYY-MM-DD`
3. Add fresh `## Unreleased` section
4. Commit, tag `vX.Y.Z`, push tag → CI fires automatically
When drafting CHANGELOG entries, pull pi's release notes from the
`CHANGELOG.md` shipped inside the npm tarball:
```bash
cd /tmp && npm pack @earendil-works/pi-coding-agent@<version>
tar -xzf earendil-works-pi-coding-agent-<version>.tgz package/CHANGELOG.md
head -40 package/CHANGELOG.md
```
Pi's CHANGELOG has rich New Features / Added / Changed / Fixed sections
per version. Don't try to derive notes from the npm registry metadata
(`npm view`) — it doesn't include the changelog body.
## Key facts
- **Base image**: `joakimp/pi-devbox:base-pi-only` — an internal building-block tag (produced by opencode-devbox CI from `Dockerfile.variant`, the single source of truth for the pi install + companions; published into this repo, not under opencode-devbox). Rebuilt whenever opencode-devbox releases. Not for end users — they pull `joakimp/pi-devbox:latest` or a `vX.Y.Z` tag.
- **Inherited content**: pi (`/usr/bin/pi`), pi-toolkit, pi-extensions, pi-fork (`fork`), pi-observational-memory (`recall`), the mempalace bridge, the LAN-access helper, entrypoints, and all base dev tooling. The pi-only variant is built `INSTALL_OPENCODE=false`, so the image does **not** contain opencode.
- **Companion repos**: cloned to `/opt/` by the pi-only build; `entrypoint-user.sh` (inherited) deploys/registers them on container start.
- **MemPalace**: fully operational — inherited from base; bridge extension deployed by entrypoint.
## Conventions
- This repo no longer installs pi or clones companion repos — do **not** re-add that logic here. Change it in `opencode-devbox/Dockerfile.variant` (the single source of truth) instead.
- The smoke test threshold is 2750 MB (tracks the pi-only variant) — update if the image legitimately grows past it.
- The CI still resolves the tag's pi version, but only to feed `EXPECTED_PI_VERSION` to the smoke base-freshness guard — it is no longer passed as a build-arg (nothing in the Dockerfile consumes it).
- To pin a specific base build instead of tracking `base-pi-only`, override the `BASE_IMAGE` arg (a `base-pi-only-vX.Y.Z` tag or a digest).
## Documentation drift sweep
Before committing any non-trivial change, check that prose still matches code. Drift hotspots in this repo:
- `README.md` — quick-start examples, env-var table, base-image reference (must match `FROM` in `Dockerfile`), "what's inside" (fork/recall; no opencode).
- `AGENTS.md` (this file) — `Key facts` block (base-image tag, inherited content), smoke-test threshold number.
- `CHANGELOG.md` — promote `Unreleased` only on tag, but record post-release fixes in a fresh `Unreleased` block.
- `DOCKER_HUB.md` — hand-maintained slim Hub description; sync anything user-facing that changes (env vars, run command, base image).
- `.env.example` — hand-updated, must match Dockerfile/entrypoint env vars (including the inherited LAN-access knobs).
- `Dockerfile` `BASE_IMAGE` ARG default — the pi-only tag this image tracks.
Quick triage: `git diff --name-only HEAD | xargs -I{} grep -l 'thing-you-changed' README.md AGENTS.md DOCKER_HUB.md CHANGELOG.md .env.example`.