Add CI workflow with smoke tests for installer scripts in lxd instances

.github/workflows/ci.yml

@@ -0,0 +1,29 @@
+name: CI
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+  workflow_dispatch: null
+jobs:
+  build:
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v5
+      - uses: canonical/setup-lxd@v0.1.3
+      - name: Launch LXD instance
+        run: |
+          lxc launch ubuntu:24.04 ci \
+            --config security.nesting=true \
+            --config cloud-init.user-data="$(cat src/installer/cloud-init.yml)" \
+            --quiet
+          lxc exec ci -- cloud-init status --wait
+          lxc file push \
+            src/installer/config.toml \
+            src/installer/install.py \
+            ci/usr/local/libexec/dotfiles/ \
+            --create-dirs \
+            --uid 1000 --gid 1000
+      - name: Smoke test
+        run: |
+          lxc exec ci -- su - ubuntu -c '/usr/bin/python3 /usr/local/libexec/dotfiles/install.py'

src/installer/cloud-init.yml

@@ -0,0 +1,11 @@
+#cloud-config
+package_upgrade: true
+packages:
+  - python3
+  - python3-attr
+  - python3-cattr
+  - python3-rich
+  - sudo
+runcmd:
+  - ["/bin/sh", "-c", "curl -fL https://get.docker.com | sh"]
+  - ["usermod", "-aG", "docker", "ubuntu"]

src/installer/config.toml

@@ -0,0 +1,66 @@
+[apt_get]
+packages = [
+    "build-essential",
+]
+
+[snap]
+snaps = [
+    { name = "aws-cli", options = [ "--classic" ] },
+    { name = "google-cloud-sdk", options = [ "--classic" ] },
+]
+
+[mise]
+core = [
+    "go",
+    "node",
+    "rust",
+]
+tools = [
+    "aqua:BurntSushi/ripgrep",
+    "aqua:astral-sh/uv",
+    "aqua:cli/cli",
+    "aqua:ducaale/xh",
+    "aqua:eza-community/eza",
+    "aqua:jdx/usage",
+    "aqua:jqlang/jq",
+    "aqua:lsd-rs/lsd",
+    "aqua:mikefarah/yq",
+    "aqua:sharkdp/bat",
+    "aqua:sharkdp/fd",
+    "aqua:starship/starship",
+    "npm:@github/copilot",
+    "npm:@anthropic-ai/claude-code",
+    "npm:@google/gemini-cli",
+    "npm:@dotenvx/dotenvx",
+    "npm:@openai/codex",
+]
+
+[uv_python]
+versions = [
+    "3.10",
+    "3.11",
+    "3.12",
+    "3.13",
+    "3.13t",
+    "3.14",
+    "3.14t",
+]
+
+[uv_tool]
+packages = [
+    "hatch",
+    "httpie",
+    { name = "openhands", options = [ "--python=3.12" ] },
+    "pdm",
+    "poetry",
+    { name = "posting", options = [ "--python=3.13" ] },
+]
+
+[docker]
+images = [
+    "docker.io/library/buildpack-deps:trixie",
+    "docker.io/library/buildpack-deps:noble",
+    "mcr.microsoft.com/devcontainers/base:trixie",
+    "mcr.microsoft.com/devcontainers/base:noble",
+    "mcr.microsoft.com/devcontainers/universal:2-linux",
+]