name: CI

on:
  push:
    branches: ["*"]
  pull_request:
    branches: ["*"]

jobs:
  ci:
    name: Build, Test & Lint
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: v2
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-go@v5
        with:
          go-version-file: v2/go.mod
          cache-dependency-path: v2/go.sum

      - name: Download dependencies
        run: go mod download

      - name: Build
        run: go build ./...

      - name: Vet
        run: go vet ./...

      - name: Test
        run: go test -race -count=1 ./...

      - name: Check v2 module tidiness
        run: |
          go mod tidy
          git diff --exit-code go.mod go.sum