name: CI

on:
  push:
    branches: [main, master]
  pull_request:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: read

env:
  PRIMARY_NODE_VERSION: '24'

jobs:
  node-24:
    runs-on: ubuntu-latest
    name: node 24 / ${{ matrix.lane }}
    timeout-minutes: 1
    env:
      DSH_GATE_CONCURRENCY: ${{ matrix.gate_concurrency }}
      DSH_PUBLINT_CONCURRENCY: ${{ matrix.publint_concurrency }}
      DSH_ARTIFACT_SHARD: ${{ matrix.artifact_shard }}
      DSH_COVERAGE_MAX_WORKERS: ${{ matrix.coverage_max_workers }}
      DSH_COVERAGE_SHARD: ${{ matrix.coverage_shard }}
      DSH_LINT_SHARD: ${{ matrix.lint_shard }}
      DSH_SNAPSHOT_LANE: ${{ matrix.snapshot_lane }}
      DSH_STATIC_SHARD: ${{ matrix.static_shard }}
      DSH_SNAPSHOT_MAX_CONCURRENCY: ${{ matrix.snapshot_max_concurrency }}
      DSH_SNAPSHOT_PREBUILT: ${{ matrix.snapshot_prebuilt }}
      DSH_ESLINT_CACHE: ${{ matrix.eslint_cache }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - lane: static-foundation
            command: pnpm run check:ci:static
            gate_concurrency: '4'
            static_shard: foundation
          - lane: static-api-contracts
            command: pnpm run check:ci:static
            gate_concurrency: '4'
            static_shard: api-contracts
          - lane: static-catalogs
            command: pnpm run check:ci:static
            gate_concurrency: '4'
            static_shard: catalogs
          - lane: static-prose
            command: pnpm run check:ci:static
            gate_concurrency: '4'
            static_shard: prose
          - lane: static-site-projection
            command: pnpm run check:ci:static
            gate_concurrency: '1'
            static_shard: site-projection
          - lane: static-site-mpa
            command: pnpm run check:ci:static
            gate_concurrency: '1'
            static_shard: site-build
          - lane: typecheck
            command: pnpm run typecheck
          - lane: lint-package-sources
            command: pnpm run check:ci:lint
            gate_concurrency: '1'
            eslint_cache: '1'
            lint_shard: package-sources
          - lane: lint-package-tests
            command: pnpm run check:ci:lint
            gate_concurrency: '1'
            eslint_cache: '1'
            lint_shard: package-tests
          - lane: lint-repository
            command: pnpm run check:ci:lint
            gate_concurrency: '1'
            eslint_cache: '1'
            lint_shard: repository
          - lane: coverage-core
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: core
          - lane: coverage-models-protocol
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: models-protocol
          - lane: coverage-sdk-codex
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: sdk-codex
          - lane: coverage-interfaces
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: interfaces
          - lane: coverage-execution
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: execution
          - lane: coverage-workflow
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: workflow
          - lane: coverage-workflow-worker
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: workflow-worker
          - lane: coverage-delegation
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: delegation
          - lane: coverage-repository
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: repository
          - lane: coverage-integrations-claude
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: integrations-claude
          - lane: coverage-session-scripts
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: session-scripts
          - lane: coverage-capabilities
            command: pnpm run check:ci:coverage
            gate_concurrency: '1'
            coverage_max_workers: '4'
            coverage_shard: capabilities
          - lane: snapshot-ordinary
            command: pnpm run check:ci:snapshot
            gate_concurrency: '1'
            snapshot_lane: ordinary
            snapshot_max_concurrency: '5'
            snapshot_prebuilt: '1'
          - lane: snapshot-acp-1
            command: pnpm run check:ci:snapshot
            gate_concurrency: '1'
            snapshot_lane: acp-1
            snapshot_max_concurrency: '5'
            snapshot_prebuilt: '1'
          - lane: snapshot-acp-2
            command: pnpm run check:ci:snapshot
            gate_concurrency: '1'
            snapshot_lane: acp-2
            snapshot_max_concurrency: '5'
            snapshot_prebuilt: '1'
          - lane: snapshot-acp-3
            command: pnpm run check:ci:snapshot
            gate_concurrency: '1'
            snapshot_lane: acp-3
            snapshot_max_concurrency: '5'
            snapshot_prebuilt: '1'
          - lane: snapshot-acp-4
            command: pnpm run check:ci:snapshot
            gate_concurrency: '1'
            snapshot_lane: acp-4
            snapshot_max_concurrency: '5'
            snapshot_prebuilt: '1'
          - lane: artifacts-metadata
            command: pnpm run check:ci:artifacts
            gate_concurrency: '3'
            publint_concurrency: '8'
            artifact_shard: metadata
          - lane: artifacts-smoke
            command: pnpm run check:ci:artifacts
            gate_concurrency: '1'
            artifact_shard: smoke
    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-node@v6
        with:
          node-version: ${{ env.PRIMARY_NODE_VERSION }}

      - name: Enable corepack (pnpm)
        run: corepack enable

      - name: Resolve pnpm store path
        id: pnpm-store
        run: echo "path=$(pnpm store path --silent)" >> "$GITHUB_OUTPUT"

      - uses: actions/cache@v4
        with:
          path: ${{ steps.pnpm-store.outputs.path }}
          key: ${{ runner.os }}-node-${{ env.PRIMARY_NODE_VERSION }}-pnpm-${{ hashFiles('pnpm-lock.yaml') }}
          restore-keys: |
            ${{ runner.os }}-node-${{ env.PRIMARY_NODE_VERSION }}-pnpm-

      - name: Install (immutable)
        run: pnpm install --frozen-lockfile

      # The snapshot lanes REPLAY the sandbox example's recorded scenarios,
      # re-executing their bash calls under a real runner. ubuntu-latest has
      # no bubblewrap preinstalled and no built Landlock launcher, so without
      # this the confined executions fail closed (SANDBOX_UNAVAILABLE). Same
      # install as sandbox.yml's bwrap leg (incl. the Ubuntu 24.04 AppArmor
      # userns knob). Building does not depend on bubblewrap, so overlap them.
      - name: Prepare built snapshot runtime and bubblewrap
        if: startsWith(matrix.lane, 'snapshot-')
        run: |
          pnpm run build &
          build_pid=$!
          (
            sudo apt-get install -yq --no-install-recommends bubblewrap
            sudo sysctl -w kernel.apparmor_restrict_unprivileged_userns=0 \
              || echo "apparmor userns knob absent — the functional probe decides"
          ) &
          sandbox_pid=$!
          build_status=0
          sandbox_status=0
          wait "$build_pid" || build_status=$?
          wait "$sandbox_pid" || sandbox_status=$?
          if (( build_status != 0 )); then exit "$build_status"; fi
          exit "$sandbox_status"

      - uses: actions/cache@v4
        if: startsWith(matrix.lane, 'lint-')
        with:
          path: .cache/eslint
          key: ${{ runner.os }}-node-${{ env.PRIMARY_NODE_VERSION }}-eslint-${{ hashFiles('pnpm-lock.yaml', 'eslint.config.mjs', 'tsconfig.json', 'packages/*/*/tsconfig.json', 'examples/*/tsconfig.json') }}
          restore-keys: |
            ${{ runner.os }}-node-${{ env.PRIMARY_NODE_VERSION }}-eslint-

      - name: Run gates
        run: ${{ matrix.command }}

  node-compat:
    runs-on: ubuntu-latest
    name: node ${{ matrix.node }}
    timeout-minutes: 1
    env:
      DSH_GATE_CONCURRENCY: '2'
      DSH_NODE_COMPAT_SKIP_TYPECHECK: ${{ matrix.skip_typecheck }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - node: '22.19'
            skip_typecheck: '1'
          - node: 24
            skip_typecheck: '1'
          - node: 26
            skip_typecheck: '1'
    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-node@v6
        with:
          node-version: ${{ matrix.node }}

      - name: Enable corepack (pnpm)
        run: corepack enable

      - name: Resolve pnpm store path
        id: pnpm-store
        run: echo "path=$(pnpm store path --silent)" >> "$GITHUB_OUTPUT"

      - uses: actions/cache@v4
        with:
          path: ${{ steps.pnpm-store.outputs.path }}
          key: ${{ runner.os }}-node-${{ matrix.node }}-pnpm-${{ hashFiles('pnpm-lock.yaml') }}
          restore-keys: |
            ${{ runner.os }}-node-${{ matrix.node }}-pnpm-

      - name: Install (immutable)
        run: pnpm install --frozen-lockfile

      - name: Run compatibility gates
        run: pnpm run check:node-compat

  python-sdk:
    runs-on: ubuntu-latest
    name: python 3.10 / keyless SDK
    timeout-minutes: 1
    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-python@v6
        with:
          python-version: '3.10'
          cache: pip

      - name: Install uv
        run: python -m pip install uv==0.11.23

      - name: Run complete keyless Python suite
        run: uv run --python 3.10 --group test --project python/sdk pytest

  # Blocking Windows build lane: keep the already-green native build protected
  # while the broader observational gate matrix below exposes the remaining
  # portability work without blocking mainline merges.
  windows-build:
    runs-on: windows-2025
    name: windows / build
    timeout-minutes: 3
    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-node@v6
        with:
          node-version: ${{ env.PRIMARY_NODE_VERSION }}

      - name: Enable corepack (pnpm)
        run: corepack enable

      - name: Install (immutable)
        run: pnpm install --frozen-lockfile

      - name: Build (tsc -b + tsdown)
        run: pnpm run build

      - name: Build documentation site (production SPA)
        run: pnpm run docs:build

  # Observational, non-blocking Windows static, lint, and artifact lanes. Coverage
  # and snapshot stay Linux-only until their platform-specific runtime failures
  # have dedicated support. Run the gates from native PowerShell: an MSYS parent
  # would change the environment being measured. This job intentionally stays
  # out of all-checks-passed.needs.
  windows-gates:
    continue-on-error: true
    runs-on: windows-2025
    name: windows node 24 / ${{ matrix.lane }}
    timeout-minutes: 3
    env:
      DSH_GATE_CONCURRENCY: ${{ matrix.gate_concurrency }}
      DSH_PUBLINT_CONCURRENCY: ${{ matrix.publint_concurrency }}
      DSH_ARTIFACT_SHARD: ${{ matrix.artifact_shard }}
      DSH_STATIC_SHARD: ${{ matrix.static_shard }}
      DSH_ESLINT_CACHE: ${{ matrix.eslint_cache }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - lane: static-foundation
            command: pnpm run check:ci:static
            gate_concurrency: '4'
            static_shard: foundation
          - lane: static-api-contracts
            command: pnpm run check:ci:static
            gate_concurrency: '4'
            static_shard: api-contracts
          - lane: static-catalogs
            command: pnpm run check:ci:static
            gate_concurrency: '4'
            static_shard: catalogs
          - lane: static-prose
            command: pnpm run check:ci:static
            gate_concurrency: '4'
            static_shard: prose
          - lane: static-site-projection
            command: pnpm run check:ci:static
            gate_concurrency: '1'
            static_shard: site-projection
          - lane: lint
            command: pnpm run check:ci:lint
            gate_concurrency: '1'
            eslint_cache: '1'
          - lane: artifacts-metadata
            command: pnpm run check:ci:artifacts
            gate_concurrency: '3'
            publint_concurrency: '8'
            artifact_shard: metadata
          - lane: artifacts-smoke
            command: pnpm run check:ci:artifacts
            gate_concurrency: '1'
            artifact_shard: smoke
    steps:
      - uses: actions/checkout@v6

      - name: Enable Developer Mode (symlink support)
        shell: pwsh
        run: >-
          reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\AppModelUnlock"
          /t REG_DWORD /f /v "AllowDevelopmentWithoutDevLicense" /d "1"

      - uses: actions/setup-node@v6
        with:
          node-version: ${{ env.PRIMARY_NODE_VERSION }}

      - name: Enable corepack (pnpm)
        shell: pwsh
        run: corepack enable

      - name: Resolve pnpm store path
        id: pnpm-store
        shell: pwsh
        run: '"path=$(pnpm store path --silent)" >> $env:GITHUB_OUTPUT'

      - uses: actions/cache@v4
        with:
          path: ${{ steps.pnpm-store.outputs.path }}
          key: ${{ runner.os }}-node-${{ env.PRIMARY_NODE_VERSION }}-pnpm-${{ hashFiles('pnpm-lock.yaml') }}
          restore-keys: |
            ${{ runner.os }}-node-${{ env.PRIMARY_NODE_VERSION }}-pnpm-

      - name: Install (immutable)
        shell: pwsh
        run: pnpm install --frozen-lockfile

      - uses: actions/cache@v4
        if: matrix.lane == 'lint'
        with:
          path: .cache/eslint
          key: ${{ runner.os }}-node-${{ env.PRIMARY_NODE_VERSION }}-eslint-${{ hashFiles('pnpm-lock.yaml', 'eslint.config.mjs', 'tsconfig.json', 'packages/*/*/tsconfig.json', 'examples/*/tsconfig.json') }}
          restore-keys: |
            ${{ runner.os }}-node-${{ env.PRIMARY_NODE_VERSION }}-eslint-

      - name: Run gates
        shell: pwsh
        run: ${{ matrix.command }}

  # Single stable required check for branch protection: require "all checks
  # passed" instead of enumerating matrix legs whose names change as lanes and
  # node versions evolve. Every blocking job in THIS workflow must be listed in
  # `needs`; explicitly observational jobs such as windows-gates stay out
  # (`needs` cannot reach across workflow files; e2e.yml stays its own check).
  # `if: always()` is load-bearing: without it a failed dependency
  # would SKIP this job, and GitHub counts a skipped required check as passing
  # — so this job always runs and fails on any non-success result, including
  # 'cancelled' and 'skipped'.
  all-checks-passed:
    name: all checks passed
    runs-on: ubuntu-latest
    timeout-minutes: 1
    needs: [node-24, node-compat, python-sdk, windows-build]
    if: always()
    steps:
      - name: Fail if any needed job did not succeed
        if: contains(needs.*.result, 'failure') || contains(needs.*.result, 'cancelled') || contains(needs.*.result, 'skipped')
        run: |
          echo "::error::Needed job results: ${{ join(needs.*.result, ', ') }}"
          exit 1
      - name: All checks passed
        run: echo "All needed jobs succeeded (${{ join(needs.*.result, ', ') }})"