name: Hello GitHub Actions

on:
  workflow_dispatch:

jobs:
  hello:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-dotnet@v6
        with:
          dotnet-version: '10.0.x'

      - name: Dotnet info
        run: dotnet --info

      - name: Say hello
        run: echo "Hello from GitHub Actions!"

      - name: Show operating system
        run: uname -a

      - name: Show current directory
        run: pwd

      - name: List files
        run: ls -la

      - name: Show current time
        run: date

      - name: VM summary
        run: |
          echo "CPU cores: $(nproc)"
          echo "CPU: $(lscpu | grep 'Model name' | head -1 | cut -d: -f2- | xargs)"
          echo "RAM: $(free -h | awk '/^Mem:/ {print $2}')"
          echo "Available RAM: $(free -h | awk '/^Mem:/ {print $7}')"
          echo "Disk: $(df -h / | awk 'NR==2 {print $2}')"
          echo "Available disk: $(df -h / | awk 'NR==2 {print $4}')"
          echo "OS: $(lsb_release -ds 2>/dev/null || cat /etc/os-release | grep PRETTY_NAME)"