name: CI

# Amendment #7 — Type safety & testing: run typecheck, lint, tests and build on
# every push / pull request so regressions are caught before merge.

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

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

jobs:
  verify:
    name: Typecheck · Lint · Test · Build
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
      - uses: actions/checkout@v4

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci --no-audit --no-fund

      - name: Typecheck
        run: npm run typecheck

      - name: Lint
        run: npm run lint
        continue-on-error: true

      - name: Test (with coverage)
        run: npm run test:coverage

      - name: Build
        run: npm run build

      - name: Upload build artifact
        if: success()
        uses: actions/upload-artifact@v4
        with:
          name: dist
          path: dist
          retention-days: 7