ci.yml

name: CI

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

permissions:
  contents: read

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
    - uses: haskell-actions/setup@v2
      with:
        ghc-version: '9.8.2'
        enable-stack: true
        stack-version: 'latest'

    - name: Use system ghc
      run: |
        stack config set install-ghc false --global
        stack config set system-ghc  true  --global

    - name: Cache ~/.stack
      uses: actions/cache@v4
      with:
        path: ~/.stack
        key: ${{ runner.os }}-stack-global-${{ hashFiles('stack.yaml') }}-${{ hashFiles('slash-bot.cabal') }}
        restore-keys: |
          ${{ runner.os }}-stack-global-

    - name: Build dependencies
      run: stack build --only-dependencies

    - name: Build
      run: stack build --copy-bins --local-bin-path dist

    - uses: actions/upload-artifact@v4
      with:
        name: slash-bot
        path: dist/slash-bot