check-go-version.yml

name: Check Go Version Match

on:
  push:
    paths:
      - Dockerfile
      - go.mod
  pull_request:
    paths:
      - Dockerfile
      - go.mod

jobs:
  check-go-version:
    runs-on: ubuntu-latest
    name: Go Version Consistency
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Extract Go version from go.mod
        id: go_mod
        run: |
          GO_MOD_VERSION=$(grep '^go ' go.mod | awk '{print $2}' | cut -d. -f1,2)
          echo "version=$GO_MOD_VERSION" >> "$GITHUB_OUTPUT"

      - name: Extract Go version from Dockerfile
        id: dockerfile
        run: |
          DOCKER_VERSION=$(grep -Eo 'golang:[0-9]+\.[0-9]+' Dockerfile | head -1 | sed 's/golang://')
          echo "version=$DOCKER_VERSION" >> "$GITHUB_OUTPUT"

      - name: Compare versions
        env:
          GO_MOD_VERSION: ${{ steps.go_mod.outputs.version }}
          DOCKERFILE_VERSION: ${{ steps.dockerfile.outputs.version }}
        run: |
          if [ "$GO_MOD_VERSION" != "$DOCKERFILE_VERSION" ]; then
            echo "::error::Go version mismatch: go.mod=$GO_MOD_VERSION, Dockerfile=$DOCKERFILE_VERSION"
            exit 1
          fi
          echo "Go versions match: $GO_MOD_VERSION"