Thomas Kosiewski 6d7fb07f4c feat: bake mise tools into a shared dir on dogfood image (#25387)
Three changes to make mise-managed tooling reach every dogfood workspace
cleanly, with the upstream `devcontainers-cli` module fix as the
original trigger.

## Why the module breaks

The upstream [`devcontainers-cli` coder
module](https://github.com/coder/registry/blob/main/registry/coder/modules/devcontainers-cli/run.sh)
does `npm install -g @devcontainers/cli` and then verifies the binary is
on `PATH`. With mise-managed Node (introduced in #25282), `npm install
-g` lands the binary at `$MISE_DATA_DIR/installs/node/<ver>/bin/`, which
is *not* on `PATH` and which `mise reshim` does not surface as a shim.
The post-install check fails:

```
Installing @devcontainers/cli using npm...
changed 1 package in 661ms
Reshimming mise 26...
Installation completed but 'devcontainer' command not found in PATH
```

Even though nothing the user does is actually broken.

## What this PR does

1. **`mise.toml`** — pre-install `@devcontainers/cli` via mise's `npm:`
backend (`npm:@devcontainers/cli = "0.87.0"`). The mise shim lands at
`$MISE_DATA_DIR/shims/devcontainer`, on `PATH`. The upstream module's
`run.sh` short-circuits on its `command -v devcontainer` check and exits
0 without ever running the broken npm-install path. Strictly redundant
after fix the second point makes `npm i -g` work natively, but kept for
build-time pre-install and pinned-version reasons matching the other
mise-pinned CLIs.

2. **`dogfood/coder/ubuntu-*.04/Dockerfile`** — set
`NPM_CONFIG_PREFIX=/home/coder/.npm-global` and prepend
`/home/coder/.npm-global/bin` to `PATH`. With this, generic `npm install
-g <pkg>` (prettier, biome, anything frontend folks reach for) lands in
a stable home-volume dir that is already on `PATH`, survives node
version bumps, and needs no `mise reshim`. The mise `npm:` backend keeps
using its own `--prefix` internally so the `npm:@devcontainers/cli` pin
still installs under `$MISE_DATA_DIR` as before.

3. **`dogfood/coder/ubuntu-*.04/Dockerfile`** — install image tools into
`/opt/mise/data` at build time (owned by `coder`) and expose them at
runtime via `MISE_SHARED_INSTALL_DIRS=/opt/mise/data/installs`, keeping
`MISE_DATA_DIR=/home/coder/.local/share/mise` for the user's own
installs. This decouples baked tool versions from the home volume's
copy-on-first-mount: fresh and existing workspaces both immediately see
the image's tool set without a `mise install` step, and the user's own
`mise install <tool>` / `mise use --global` still lands on the home
volume. The `/opt/mise/data/shims` dir trails the user shim dir on
`PATH` so a user-installed version wins when both exist.

Pinned to `0.87.0` (current latest) so Renovate/Dependabot can bump
deliberately, matching the policy applied to the other floating tools
during the mise migration (`lazygit`, `doctl`, `jj`, `typos`,
`watchexec`).

---------

Signed-off-by: Thomas Kosiewski <tk@coder.com>
Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-15 16:43:12 +02:00
2022-04-04 11:55:06 -05:00

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Coder is a self-hosted platform for cloud development environments and AI coding agents. Workspaces are defined with Terraform, connected through a secure Wireguard® tunnel, and automatically shut down when not used. Coder Agents runs a native AI coding agent whose loop executes in the control plane on your infrastructure, with no API keys in workspaces.

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