This action sets up a swipl (Prolog programming language).

- uses: fabasoad/setup-prolog-action@v1
  with:
    # (Optional) If "true" it installs swipl even if it is already installed on
    # a runner. Otherwise, skips installation. Defaults to false.
    force: "false"

None.

1. Create hello-world.pl with the following content:

   main :- write('Hello World!'), nl.
   

2. Create and run the following workflow:

   name: Setup Prolog
   
   on: push
   
   jobs:
     setup:
       name: Setup
       runs-on: ubuntu-latest
       steps:
         - uses: actions/checkout@v4
         - uses: fabasoad/setup-prolog-action@v1
         - name: Run script
           run: swipl -s hello-world.pl -g main -t halt

3. See the result:

   Run swipl -s hello-world.pl -g main -t halt
   Hello World!