ci: add github workflows

Author: drlkf

.github/workflows/cabal-build.yml

@@ -0,0 +1,86 @@
+---
+name: cabal-build
+on:
+  push:
+    branches: master
+  pull_request:
+    branches: master
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    name: ${{ matrix.os }} / ghc ${{ matrix.ghc-version }}
+    runs-on: ${{ matrix.os }}-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu]
+        ghc-version:
+          - 9.8
+          - 9.6
+          - 9.4
+          - 9.2
+
+        include:
+          - os: windows
+            ghc-version: 9.6
+
+          - os: macos
+            ghc-version: 9.6
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up GHC ${{ matrix.ghc-version }}
+        uses: haskell/actions/setup@v2
+        id: setup
+        with:
+          ghc-version: ${{ matrix.ghc-version }}
+          # Defaults, added for clarity:
+          cabal-version: latest
+          cabal-update: true
+
+      - name: Configure the build
+        run: |
+          cabal configure --enable-tests --enable-benchmarks --disable-documentation
+          cabal build --dry-run
+          # The last step generates dist-newstyle/cache/plan.json for the cache key.
+
+      - name: Restore cached dependencies
+        uses: actions/cache/restore@v3
+        id: cache
+        env:
+          key: ${{ runner.os }}-ghc-${{ steps.setup.outputs.ghc-version }}-cabal-${{ steps.setup.outputs.cabal-version }}
+
+        with:
+          path: ${{ steps.setup.outputs.cabal-store }}
+          key: ${{ env.key }}-plan-${{ hashFiles('**/plan.json') }}
+          restore-keys: ${{ env.key }}-
+
+      - name: Install dependencies
+        run: cabal build all --only-dependencies
+
+      # Cache dependencies already here, so that we do not have to rebuild them should the subsequent steps fail.
+      - name: Save cached dependencies
+        uses: actions/cache/save@v3
+        # Caches are immutable, trying to save with the same key would error.
+        if: ${{ steps.cache.outputs.cache-primary-key != steps.cache.outputs.cache-matched-key }}
+        with:
+          path: ${{ steps.setup.outputs.cabal-store }}
+          key: ${{ steps.cache.outputs.cache-primary-key }}
+
+      - name: Build
+        run: cabal build all
+
+      - name: Run tests
+        run: cabal test all
+
+      - name: Check cabal file
+        run: cabal check
+        continue-on-error: true
+
+      - name: Build documentation
+        run: cabal haddock all
+...

.github/workflows/conventional-commits.yml

@@ -0,0 +1,16 @@
+---
+name: Conventional commits
+
+on:
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  build:
+    name: Conventional commits
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: webiny/[email protected]
+...

.github/workflows/semantic-release.yml

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+---
+name: Semantic release
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    name: Semantic release
+    environment: master
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - name: Semantic release
+        id: semantic
+        uses: cycjimmy/semantic-release-action@v4
+        env:
+          GITHUB_TOKEN: ${{ secrets.GH_PAT }}
+          HACKAGE_TOKEN: ${{ secrets.HACKAGE_TOKEN }}
+
+        with:
+          ci: ${{ env.GITHUB_REF == 'refs/head/master' }}
+          extra_plugins: |
+            semantic-release-mirror-version
+            semantic-release-hackage
+
+      - name: Semantic release output
+        run: |
+          echo dry_run: ${{ env.GITHUB_REF != 'refs/head/master' }}
+          echo published: ${{ steps.semantic.outputs.new_release_published }}
+          echo last_release: ${{ steps.semantic.outputs.last_release_version }}
+          echo new_version: ${{ steps.semantic.outputs.new_release_version }}
+          echo git_head: ${{ steps.semantic.outputs.new_release_git_head }}
+
+          echo release_notes:
+          echo "${{ steps.semantic.outputs.new_release_notes }}"
+...

.releaserc.mjs

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+/**
+ * @type {import('semantic-release').GlobalConfig}
+ */
+export default {
+    branches: ["master"],
+    tagFormat: "${version}",
+    plugins: [
+        "@semantic-release/commit-analyzer",
+        "@semantic-release/release-notes-generator",
+        [
+            "semantic-release-mirror-version",
+            {
+                "fileGlob": "@(package.yaml|megaparsec-utils.cabal)",
+                "placeholderRegExp": "0.0.0-dev"
+            }
+        ],
+        [
+            "@semantic-release/changelog",
+            {
+                changelogFile: "CHANGELOG.md",
+                changelogTitle: "Changelog"
+            }
+        ],
+        [
+            "@semantic-release/git",
+            {
+                assets: [
+                    "CHANGELOG.md",
+                ]
+            }
+        ],
+        "@semantic-release/github",
+        [
+            "semantic-release-hackage",
+            {
+                "versionPrefix": "0.",
+                "publishDocumentation": true
+            }
+        ]
+    ]
+}