ci: add github worflow for creating a release

.github/workflows/release-pre.yml

@@ -0,0 +1,62 @@
+---
+name: Pre-release
+on:
+  pull_request:
+
+jobs:
+  prerelease:
+    name: Pre-release
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: write
+      packages: write
+
+    steps:
+    - name: Checkout sources
+      uses: actions/checkout@v4
+      with:
+        # checkout merge request HEAD instead of merge commit
+        ref: ${{ github.event.pull_request.head.sha }}
+        fetch-depth: 0
+
+    - name: Get Next Version
+      id: semver
+      uses: ietf-tools/semver-action@v1
+      if: ${{ !env.ACT }}
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+        branch: master
+
+    - name: Short SHA
+      id: short_sha
+      run: echo "short_sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
+
+    - name: Update CHANGELOG
+      id: changelog
+      uses: requarks/changelog-action@v1
+      with:
+        toTag: ${{ steps.semver.outputs.current }}
+        fromTag: ${{ github.event.pull_request.head.sha }}
+        token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Build artifacts
+      run: make version=${{ steps.semver.outputs.next }}-pre-${{ steps.short_sha.outputs.short_sha }} artifact
+
+    - name: Create Draft Release
+      uses: ncipollo/release-action@v1
+      if: ${{ !env.ACT }}
+      with:
+        allowUpdates: true
+        artifacts: "rf-liquidsoap*.tar.gz"
+        body: ${{ steps.changelog.outputs.changes }}
+        commit: ${{ github.event.pull_request.head.sha }}
+        draft: true
+        makeLatest: false
+        name: ${{ steps.semver.outputs.next }}-pre-${{ github.head_ref }}
+        prerelease: true
+        removeArtifacts: true
+        replacesArtifacts: true
+        tag: ${{ steps.semver.outputs.next }}-pre-${{ github.head_ref }}
+        token: ${{ secrets.GITHUB_TOKEN }}
+        updateOnlyUnreleased: true

.github/workflows/release.yml

@@ -0,0 +1,74 @@
+---
+name: Release
+on:
+  workflow_dispatch:
+    branches:
+    - master
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: write
+      packages: write
+    steps:
+    - name: Checkout sources
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - name: Get Next Version
+      id: semver
+      uses: ietf-tools/semver-action@v1
+      if: ${{ !env.ACT }}
+      with:
+        token: ${{ github.token }}
+        branch: master
+
+    - name: Build artifacts
+      run: make version=${{ steps.semver.outputs.next }} artifact
+
+    - name: Create Draft Release
+      uses: ncipollo/release-action@v1
+      if: ${{ !env.ACT }}
+      with:
+        artifacts: "rf-liquidsoap*.tar.gz"
+        prerelease: true
+        draft: false
+        commit: ${{ github.sha }}
+        tag: ${{ steps.semver.outputs.next }}
+        name: ${{ steps.semver.outputs.next }}
+        body: '*pending*'
+        token: ${{ github.token }}
+
+    - name: Update CHANGELOG
+      id: changelog
+      if: ${{ !env.ACT }}
+      uses: requarks/changelog-action@v1
+      with:
+        token: ${{ github.token }}
+        tag: ${{ github.ref_name }}
+
+    - name: Create Release
+      if: ${{ !env.ACT }}
+      uses: ncipollo/release-action@v1
+      with:
+        artifacts: "rf-liquidsoap*.tar.gz"
+        allowUpdates: true
+        draft: false
+        makeLatest: true
+        generateReleaseNotes: true
+        tag: ${{ steps.semver.outputs.next }}
+        name: ${{ steps.semver.outputs.next }}
+        body: ${{ steps.changelog.outputs.changes }}
+        token: ${{ github.token }}
+
+    - name: Commit CHANGELOG.md
+      if: ${{ !env.ACT }}
+      uses: stefanzweifel/git-auto-commit-action@v4
+      with:
+        branch: main
+        commit_message: 'docs: update CHANGELOG.md for ${{ github.ref_name }} [skip ci]'
+        file_pattern: CHANGELOG.md