Use nix on GitLab CI/CD

stages:

  - export_org

  - build

  - page_build

  - page_deploy

.build_template: &build_env

  image: python:3.12

site:

  stage: page_build

  image: nixos/nix

  variables:

    PIP_CACHE_DIR: "$CI_PROJECT_DIR/.pip"

    GIT_SUBMODULE_STRATEGY: recursive

  cache:

    - key:

        files:

          - pyproject.toml

          - setup.py

          - flake.nix

          - flake.lock

        paths:

        - "$PIP_CACHE_DIR"

cpprb_build:

  <<: *build_env

  stage: build

  needs:

    - README_MD

          - /nix/store

  script:

    - pip wheel . -w dist --no-deps

    - nix build .?submodules=1#site

  artifacts:

    paths:

      - dist/*.whl

      - src/cpprb/*.html

emacs:

  image: iquiw/alpine-emacs

  stage: export_org

  script:

    - emacs --batch README.org -l site/init.el --eval '(setq debug-on-error t)' --eval '(org-hugo-export-wim-to-md :all-subtrees nil t)'

    - emacs --batch CHANGELOG.org -l site/init.el --eval '(org-hugo-export-wim-to-md :all-subtrees nil t)'

    - cd site

    - emacs --batch site.org -l init.el --eval '(org-hugo-export-wim-to-md :all-subtrees nil t)'

  artifacts:

    paths:

      - site/content

  except:

    - schedules

README_MD:

  image: iquiw/alpine-emacs

  stage: export_org

  script:

    - emacs --batch README.org --eval '(org-md-export-to-markdown)'

  artifacts:

    paths:

      - README.md

  except:

    - schedules

hugo:

  image: registry.gitlab.com/pages/hugo:latest

  stage: page_build

  variables:

    GIT_SUBMODULE_STRATEGY: recursive

  environment: production

  script:

    - hugo version

    - cd site

    - hugo -c content --logLevel info

  artifacts:

    paths:

      - public

  needs:

    - emacs

  except:

    - schedules

sphinx:

  <<: *build_env

  stage: page_build

  environment: production

  script:

    - pip install $(echo dist/*.whl) "sphinx" "sphinx_rtd_theme" "sphinx-automodapi"

    - sphinx-build -b html sphinx public/api

  artifacts:

    paths:

      - sphinx/*.rst

      - public

  needs:

    - cpprb_build

  except:

    - schedules

      - result/public

pages:

  image: alpine

  stage: page_deploy

  environment: production

  script:

    - echo ''

    - mv result/public public

  artifacts:

    paths:

      - public

  only:

    - master

  except:

    - schedules

  needs:

    - site