pr.yml

name: Build PR

on:
  pull_request:
    branches:
      - master
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest

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

    env:
      MIX_ENV: test
      POSTGRES_PASSWORD: postgres
      OTP_VERSION: '29.0.3'
      ELIXIR_VERSION: '1.20.4'

    services:
      db:
        image: postgres:16-alpine
        ports: ['5432:5432']
        env:
          POSTGRES_PASSWORD: ${{ env.POSTGRES_PASSWORD }}
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
          --name=pg_ci
          --mount type=tmpfs,destination=/var/lib/postgresql/data

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Elixir
        uses: erlef/setup-beam@v1
        with:
          otp-version: ${{ env.OTP_VERSION }}
          elixir-version: ${{ env.ELIXIR_VERSION }}

      - name: Cache Dependencies
        uses: actions/cache@v4
        id: deps-cache
        with:
          path: |
            ./deps
            ./_build
          key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
          restore-keys: |
            ${{ runner.os }}-mix-

      - name: Ensure Dialyzer PLT directory
        run: mkdir -p priv/plts

      - name: Cache Dialyzer PLT
        uses: actions/cache@v4
        with:
          path: priv/plts
          key: ${{ runner.os }}-dialyzer-plt-${{ env.OTP_VERSION }}-${{ env.ELIXIR_VERSION }}-${{ hashFiles('mix.lock', 'mix.exs') }}
          restore-keys: |
            ${{ runner.os }}-dialyzer-plt-${{ env.OTP_VERSION }}-${{ env.ELIXIR_VERSION }}-

      - name: Get deps
        if: steps.deps-cache.outputs.cache-hit != 'true'
        run: mix deps.get
        working-directory: .

      - name: Mix deps.compile
        run: mix compile --warnings-as-errors
        working-directory: .

      - name: Mix format
        run: mix format --check-formatted
        working-directory: .

      - name: Mix credo
        run: mix credo --strict
        working-directory: .

      - name: Hex audit
        run: mix hex.audit
        working-directory: .

      - name: Deps audit
        run: mix deps.audit
        working-directory: .

      - name: Mix dialyzer
        run: make DEV=env dialyzer

      # --- pnpm setup & caching ---
      - name: Setup pnpm
        uses: pnpm/action-setup@v4
        with:
          version: 11.18.0
          run_install: false

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: '24'
          cache: 'pnpm'
          cache-dependency-path: ./frontend/pnpm-lock.yaml

      - name: Install frontend dependencies
        run: pnpm install --frozen-lockfile
        working-directory: ./frontend

      # TODO: uncomment when pnpm fixes audit for new npm bulk advisory endpoint
      # https://github.com/pnpm/pnpm/issues/11265
      # - name: Frontend deps audit
      #   run: pnpm audit --audit-level high
      #   working-directory: ./frontend

      - name: Frontend lint
        run: pnpm run lint
        working-directory: ./frontend

      - name: Frontend typecheck
        run: pnpm run typecheck
        working-directory: ./frontend

      - name: Frontend telemetry tests
        run: pnpm run test:telemetry
        working-directory: ./frontend

      - name: Frontend build
        run: pnpm run build
        working-directory: ./frontend
      # --- end pnpm block ---

      - name: Setup db
        run: |
          mix ecto.create
          mix ecto.migrate
        working-directory: .

      - name: Mix tests
        # setup-beam and the service database belong to this runner.
        run: make DEV=env test

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v4
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
          file: ./cover/excoveralls.json
          fail_ci_if_error: false