name: CI

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

# Cancel older CI runs for the same branch when a new commit arrives —
# saves minutes when someone pushes a stack of fixes to one PR.
concurrency:
  group: ci-${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  check:
    name: Lint, typecheck, build
    runs-on: ubuntu-latest
    # Dummy env vars so `next build` doesn't fail when it reads the
    # public Supabase config at build time. These never leave CI and
    # never hit a real service — they just satisfy the `!` non-null
    # assertions in the client factories.
    env:
      NEXT_PUBLIC_SUPABASE_URL: https://ci.example.supabase.co
      NEXT_PUBLIC_SUPABASE_ANON_KEY: ci-dummy-anon-key
      ENCRYPTION_KEY: '0000000000000000000000000000000000000000000000000000000000000000'
    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: npm

      - name: Install dependencies
        run: npm ci

      # Lint is non-blocking for now — the repo has pre-existing
      # `react-hooks/set-state-in-effect` errors surfaced by the React
      # 19 rule set. The step still runs so regressions are visible,
      # but a failure here doesn't block merges until the backlog is
      # cleared in a follow-up PR.
      - name: Lint
        continue-on-error: true
        run: npm run lint

      - name: Typecheck
        run: npm run typecheck

      - name: Build
        run: npm run build