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feat(reload): add config-first reload command#25

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feat/9-reload-command
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feat(reload): add config-first reload command#25
wax911 wants to merge 9 commits into
mainfrom
feat/9-reload-command

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@wax911

@wax911 wax911 commented Jun 29, 2026

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Closes #9

  • Config-first reload that re-renders and reconciles stacks
  • Pipeline: resolve config -> generate (unless disabled) -> merge overrides -> render -> deploy
  • Checksum comparison to skip unchanged stacks

wax911 added 8 commits June 29, 2026 14:18
- Deno 2.x project structure with deno.json and task definitions
- JSR dependencies: @cliffy/command, @std/assert, @std/testing, @std/yaml, @std/dotenv, @std/fs, @std/path
- Full CLI command tree with stubs for all 15 issues
- Shared interfaces (ProcessRunner, config types, ExitCode) for parallel work
- FakeProcessRunner with recording, pre-programmed responses, and dry-run support
- CI pipeline: fmt, lint, typecheck, test, coverage, and cross-platform build
- .gitignore for generated and environment-specific files
- Default config values with sensible defaults
- Deep merge for 5-layer config resolution (defaults -> base -> profile -> local -> local-profile)
- Filesystem discovery (.stackctl, .stackctl.<profile>, .stackctl.local, .stackctl.local.<profile>)
- Post-merge validation returning all errors at once
- Template generation with inline comments, --detect, --preset, --profile, --force, --dry-run
- STACKCTL_PROFILE env var support
- 43 config tests + existing 15 = 58 passing
- CLI init command wired to real implementation
Port of tools/generate_stacks.py from AniTrend/local-stack to idiomatic Deno TypeScript:

- File discovery: walks repo root, finds docker-compose.yml/yaml files with x-stack metadata
- Fragment loading: optional swarm.fragment.yml deep-merge per service
- Compose deep merge (dict recursive, array replacement, scalar override)
- Service transforms: strip compose-only keys (container_name, restart, build),
  inject logging defaults, rewrite env_file and bind-mount paths to repo-root relative
- Named volume collection (external: true), default traefik-public overlay network
- YAML output with header comment, --dry-run support
- CLI generate command wired to real implementation
- 60 compose tests + 58 existing = 118 passing
- composeOverrideMerge: scalars replace, maps merge, sequences append
  (distinct from fragment merge which replaces arrays)
- loadOverrideFile: load YAML override from relative/absolute path
- applyOverrides: load and apply chain of override files to base compose
- Override integration in generateStacks via GenerateOptions.overrides
- 26 tests covering all merge rules, file loading, edge cases
- CLI generate command accepts --override flag
- Variable interpolation: ${VAR}, ${VAR-default}, ${VAR:-default}, $VAR, $$
- Variable scope resolution: shell env -> env_file(s) -> service.environment
- Deep interpolation through all string values in compose structures
- Path absolutization for env_file and bind-mount paths
- Strict mode (fail on unresolved) and non-strict mode (leave as-is with warnings)
- CLI pipeline: resolveConfig -> generateStacks -> renderStack -> output
- 49 comprehensive tests covering all interpolation forms and edge cases
Covers config migration, command mapping, profiles, overrides, rollback,
troubleshooting, and behavior differences.
- Add composite action at .github/actions/setup-stackctl/action.yml
- Support linux-x64, linux-arm64, macos-x64, macos-arm64
- Download from GitHub Releases, verify SHA256, cache in tool cache
- Resolve latest version via GitHub API, accept explicit versions
- Add PATH integration for subsequent workflow steps
- Document CI usage in docs/migration.md

Closes #11
- Add RealProcessRunner using Deno.Command with dry-run and signal forwarding
- Add Docker CLI integration module (deploy, rm, services, ps, logs, info, swarm)
- Add full sync pipeline: config -> discover -> generate -> render -> deploy
- Wire CLI commands: up, down, status, logs, doctor, sync
- Replace all issue #6 stubs with real implementations
- Add 31 new tests (22 docker + 9 sync) all using FakeProcessRunner

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Review notes against #9:

  1. The PR body introduces checksum comparison to skip unchanged stacks. That was not part of the accepted reload behavior. It may be useful, but it must not prevent explicit reconcile semantics. reload should redeploy selected stacks by default unless config/flags intentionally opt into skip-unchanged behavior.

  2. Verify that option precedence is implemented exactly as required: CLI flag -> active profile config -> base config -> built-in default.

  3. Verify both --force-service-update and --no-force-service-update exist. The negative flag matters because config may enable force updates for a profile while a one-off run needs to disable it.

  4. reload must never remove stacks, networks, or volumes. Add tests asserting no remove commands are scheduled.

  5. Dry-run must show generate/render/deploy/service-update plan without mutation.

If checksum skipping remains, make it an explicit option/config setting and document the default. Do not let it silently change reload semantics.

@wax911 wax911 marked this pull request as draft June 29, 2026 15:44
- Make SHA-256 checksum comparison opt-in via --skip-unchanged flag
- Default always redeploys selected stacks (no checksum skip)
- Add --force-service-update / --no-force-service-update CLI flags
- Document option precedence: CLI > profile config > base config > default
- Add dry-run logging for each step (generate, render, checksum, deploy)
- Ensure reload never schedules docker stack rm/network rm/volume rm
- Add 27 tests covering defaults, opt-in skip, force-update, safety, dry-run

Ref: #9
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feat(reload): add config-first reload command

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