name: Docker.

on:
  push:
    paths:
      - '.github/workflows/docker.yml'
      - 'Telegram/build/docker/centos_env/**'
  pull_request:
    paths:
      - '.github/workflows/docker.yml'
      - 'Telegram/build/docker/centos_env/**'

jobs:
  docker:
    name: Ubuntu
    runs-on: ubuntu-latest

    steps:
      - name: Clone.
        uses: actions/checkout@v2
        with:
          submodules: recursive

      - name: Docker image build.
        run: docker build -t telegram_desktop Telegram/build/docker/centos_env