action.yml

name: Detect Changes
description: Compute path-filter booleans for PR and main-branch checks.

outputs:
  diff_base:
    value: ${{ steps.changed.outputs.diff_base }}
  has_dart:
    value: ${{ steps.changed.outputs.has_dart }}
  has_python:
    value: ${{ steps.changed.outputs.has_python }}
  has_arb:
    value: ${{ steps.changed.outputs.has_arb }}
  has_firmware:
    value: ${{ steps.changed.outputs.has_firmware }}
  has_frontend:
    value: ${{ steps.changed.outputs.has_frontend }}
  has_web_app:
    value: ${{ steps.changed.outputs.has_web_app }}
  has_admin:
    value: ${{ steps.changed.outputs.has_admin }}
  has_personas:
    value: ${{ steps.changed.outputs.has_personas }}
  has_workflows:
    value: ${{ steps.changed.outputs.has_workflows }}
  has_backend_runtime_env:
    value: ${{ steps.changed.outputs.has_backend_runtime_env }}
  has_backend_async_gate:
    value: ${{ steps.changed.outputs.has_backend_async_gate }}
  has_backend_isolation_gate:
    value: ${{ steps.changed.outputs.has_backend_isolation_gate }}
  has_desktop_agent_runtime:
    value: ${{ steps.changed.outputs.has_desktop_agent_runtime }}
  has_app_codegen:
    value: ${{ steps.changed.outputs.has_app_codegen }}
  has_app_l10n:
    value: ${{ steps.changed.outputs.has_app_l10n }}
  has_app_compile_smoke:
    value: ${{ steps.changed.outputs.has_app_compile_smoke }}
  has_app_dart:
    value: ${{ steps.changed.outputs.has_app_dart }}
  has_desktop_auth_session_ratchet:
    value: ${{ steps.changed.outputs.has_desktop_auth_session_ratchet }}
  has_format:
    value: ${{ steps.changed.outputs.has_format }}
  has_flutter_generated:
    value: ${{ steps.changed.outputs.has_flutter_generated }}
  has_backend_static_contracts:
    value: ${{ steps.changed.outputs.has_backend_static_contracts }}
  has_backend_workflow_contracts:
    value: ${{ steps.changed.outputs.has_backend_workflow_contracts }}
  has_web_lint:
    value: ${{ steps.changed.outputs.has_web_lint }}
  has_web_build:
    value: ${{ steps.changed.outputs.has_web_build }}

runs:
  using: composite
  steps:
    - name: Get changed files
      id: changed
      shell: bash
      run: |
        if [ "${{ github.event_name }}" = "pull_request" ]; then
          DIFF_BASE="origin/${{ github.base_ref }}"
        else
          DIFF_BASE="HEAD~1"
        fi

        FILES=$(scripts/changed-files "$DIFF_BASE"...HEAD)
        echo "$FILES"
        echo "diff_base=$DIFF_BASE" >> "$GITHUB_OUTPUT"

        has_dart=$(echo "$FILES" | grep -q '\.dart$' && echo true || echo false)
        has_python=$(echo "$FILES" | grep -q 'backend/.*\.py$' && echo true || echo false)
        has_arb=$(echo "$FILES" | grep -q '\.arb$' && echo true || echo false)
        has_firmware=$(echo "$FILES" | grep -qE '^(omi|omiGlass)/.*\.(c|cpp|cc|cxx|h|hpp)$' && echo true || echo false)
        has_frontend=$(echo "$FILES" | grep -qE '^web/frontend/|^\.github/workflows/web-checks\.yml$|^\.github/actions/detect-changes/' && echo true || echo false)
        has_web_app=$(echo "$FILES" | grep -qE '^web/app/|^\.github/workflows/web-checks\.yml$|^\.github/actions/detect-changes/' && echo true || echo false)
        has_admin=$(echo "$FILES" | grep -qE '^web/admin/|^\.github/workflows/web-checks\.yml$|^\.github/actions/detect-changes/' && echo true || echo false)
        has_personas=$(echo "$FILES" | grep -qE '^web/personas-open-source/|^\.github/workflows/web-checks\.yml$|^\.github/actions/detect-changes/' && echo true || echo false)
        has_workflows=$(echo "$FILES" | grep -qE '^\.github/workflows/.*\.ya?ml$|^\.github/actionlint\.ya?ml$|^\.github/actions/.*/action\.ya?ml$|^\.github/actions/detect-changes/' && echo true || echo false)
        has_backend_runtime_env=$(echo "$FILES" | grep -qE '^backend/deploy/(runtime_env\.yaml|runtime_env/.*|compose_runtime_env\.py|_generate_runtime_env_sources\.py)$|^backend/charts/backend-listen/.*_values\.yaml$|^backend/scripts/(runtime_env_validation/.*|render_backend_runtime_env|render_gke_backend_config|validate-backend-runtime-env|preflight-cloud-run-deploy|repair_cloud_run_traffic|deploy_status_report|pre-deploy-check)\.(py|sh)$|^backend/tests/unit/test_(backend_runtime_env_validator|render_gke_backend_config|preflight_cloud_run_deploy|repair_cloud_run_traffic|deploy_status_report)\.py$|^backend/tests/fixtures/deploy_status/|^backend/docs/runbooks/prod_hotfix_runbook\.mdx$|^docs/docs\.json$|^\.github/workflows/gcp_backend.*\.ya?ml$|^\.github/actions/(sync-backfill-lifecycle|deploy-backend-stack)/|^\.github/workflows/(repo-checks|backend-checks)\.yml$|^\.github/actions/detect-changes/' && echo true || echo false)
        has_backend_async_gate=$(echo "$FILES" | grep -qE '^backend/.*\.py$|^\.github/workflows/(repo-checks|backend-checks)\.yml$|^\.github/actions/detect-changes/' && echo true || echo false)
        has_backend_isolation_gate=$(echo "$FILES" | grep -qE '^backend/.*\.py$|^backend/tests/\.(import_time_side_effects_legacy|module_stub_legacy_allowlist)$|^\.github/workflows/(repo-checks|backend-checks)\.yml$|^\.github/actions/detect-changes/' && echo true || echo false)
        has_backend_workflow_contracts=$(echo "$FILES" | grep -qE '^\.gitignore$|^backend/testing/workflow_contracts\.json$|^backend/scripts/(check_workflow_contracts|select_backend_unit_tests)\.py$|^scripts/(changed-files|install-git-hooks\.sh|pre-push|pre-push-singleflight)$|^\.github/workflows/(backend-checks|backend-unit-tests|desktop-checks|desktop-swift-ci|repo-checks)\.yml$|^\.github/actions/detect-changes/' && echo true || echo false)
        has_desktop_auth_session_ratchet=$(echo "$FILES" | grep -qE '^desktop/macos/Desktop/Sources/(APIClient|AuthService|AuthSessionCoordinator|DesktopKeychainStore|OmiApp)\.swift$|^desktop/macos/Desktop/Sources/Auth/.*\.swift$|^desktop/macos/scripts/smoke-signed-desktop-artifact\.sh$|^codemagic\.yaml$|^\.github/scripts/check_desktop_auth_session\.py$|^\.github/workflows/(repo-checks|desktop-checks)\.yml$|^\.github/actions/detect-changes/' && echo true || echo false)

        IMPACT_FILES=$(mktemp)
        printf '%s\n' "$FILES" > "$IMPACT_FILES"
        python3 scripts/pre_push_ci_prediction.py \
          --changed-files "$IMPACT_FILES" \
          --base "$DIFF_BASE" \
          --event "${{ github.event_name }}" \
          --github-output "$GITHUB_OUTPUT"

        {
          echo "has_dart=$has_dart"
          echo "has_python=$has_python"
          echo "has_arb=$has_arb"
          echo "has_firmware=$has_firmware"
          echo "has_frontend=$has_frontend"
          echo "has_web_app=$has_web_app"
          echo "has_admin=$has_admin"
          echo "has_personas=$has_personas"
          echo "has_workflows=$has_workflows"
          echo "has_backend_runtime_env=$has_backend_runtime_env"
          echo "has_backend_async_gate=$has_backend_async_gate"
          echo "has_backend_isolation_gate=$has_backend_isolation_gate"
          echo "has_backend_workflow_contracts=$has_backend_workflow_contracts"
          echo "has_desktop_auth_session_ratchet=$has_desktop_auth_session_ratchet"
        } >> "$GITHUB_OUTPUT"

        if [ "$has_dart" = "true" ] || [ "$has_python" = "true" ] || [ "$has_arb" = "true" ] || [ "$has_firmware" = "true" ]; then
          echo "has_format=true" >> "$GITHUB_OUTPUT"
        else
          echo "has_format=false" >> "$GITHUB_OUTPUT"
        fi

        if [ "$has_backend_runtime_env" = "true" ] || [ "$has_backend_async_gate" = "true" ] || [ "$has_backend_isolation_gate" = "true" ] || [ "$has_backend_workflow_contracts" = "true" ]; then
          echo "has_backend_static_contracts=true" >> "$GITHUB_OUTPUT"
        else
          echo "has_backend_static_contracts=false" >> "$GITHUB_OUTPUT"
        fi

        if [ "$has_frontend" = "true" ] || [ "$has_personas" = "true" ]; then
          echo "has_web_lint=true" >> "$GITHUB_OUTPUT"
        else
          echo "has_web_lint=false" >> "$GITHUB_OUTPUT"
        fi

        if [ "$has_web_app" = "true" ] || [ "$has_admin" = "true" ]; then
          echo "has_web_build=true" >> "$GITHUB_OUTPUT"
        else
          echo "has_web_build=false" >> "$GITHUB_OUTPUT"
        fi