ci: add ci

Co-authored-by: Claude <claude@anthropic.com>

.github/workflows/build-release.yaml

@@ -0,0 +1,81 @@
+name: Build PDF & Release
+run-name: Build PDF and Release ${{ github.ref_name }}
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - '**.md'
+      - '.gitea/workflows/**'
+      - 'md-pdf.ron'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install Fonts
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y fonts-liberation
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Setup Rust cache
+        uses: swatinem/rust-cache@v2
+
+      - name: Install Typst
+        run: |
+          mkdir -p /usr/local/bin
+          curl -L -o typst.tar.xz https://github.com/typst/typst/releases/latest/download/typst-x86_64-unknown-linux-musl.tar.xz
+          tar -xJf typst.tar.xz --strip-components=1 -C /usr/local/bin/ typst-x86_64-unknown-linux-musl/typst
+          typst --version
+
+      - name: Install Typst & md-pdf (Rust)
+        run: |
+          cargo install md-pdf
+          echo "$HOME/.cargo/bin" >> $GITHUB_PATH
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.23'
+
+      - name: Install svu (Go)
+        run: go install github.com/caarlos0/svu@latest
+
+      - name: Build PDF
+        run: |
+          md-pdf README.md
+          mv README.pdf PIS.pdf
+
+      # Calculate version based on commit messages (fix, feat, breaking)
+      - name: Calculate Next Version
+        id: version
+        run: |
+          NEW_TAG=$(svu next)
+          echo "tag=$NEW_TAG" >> $GITHUB_OUTPUT
+          echo "Next version : $NEW_TAG"
+
+      # Create release and upload PDF
+      # Note: softprops works very well on recent Gitea
+      - name: Create Release
+        uses: softprops/action-gh-release@v2
+        if: ${{ steps.version.outputs.tag != '' }} # Safety check
+        with:
+          tag_name: ${{ steps.version.outputs.tag }}
+          name: Release ${{ steps.version.outputs.tag }}
+          files: PIS.pdf
+          draft: false
+          prerelease: false
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}