ci: Add Buddy Pipeline

Author: hcoona

.github/workflows/buddy.yml

@@ -0,0 +1,137 @@
+# Copyright 2015 Shuai Zhang
+# SPDX-License-Identifier: LGPL-3.0-or-later WITH LGPL-3.0-linking-exception
+
+name: Buddy Release
+
+on:
+  workflow_dispatch:
+    inputs:
+      release_ref:
+        description: 'Branch to release from'
+        required: true
+        default: main
+
+permissions:
+  contents: write
+  packages: write
+
+env:
+  NODE_VERSION: 24.x
+
+jobs:
+  release:
+    name: Package & Publish
+    runs-on: ubuntu-latest
+    env:
+      RELEASE_REF: ${{ inputs.release_ref }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
+          ref: ${{ env.RELEASE_REF }}
+
+      - name: Configure Git author
+        run: |
+          git config user.name "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+
+      - name: Set up PNPM
+        uses: pnpm/action-setup@v4
+        with:
+          version: 10.22.0
+          run_install: false
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v6
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+          cache: pnpm
+          cache-dependency-path: pnpm-lock.yaml
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Lint
+        run: pnpm lint
+
+      - name: Typecheck
+        run: pnpm typecheck
+
+      - name: Test
+        run: pnpm test
+
+      - name: Build
+        run: pnpm build
+
+      - name: Compute release metadata
+        id: versions
+        run: |
+          set -euo pipefail
+          CURRENT_VERSION="$(node -p \"require('./package.json').version\")"
+          if [[ ! "$CURRENT_VERSION" =~ ^([0-9]+\.[0-9]+\.[0-9]+-dev\.)([0-9]+)$ ]]; then
+            echo "Package version '$CURRENT_VERSION' must match '*-dev.N'." >&2
+            exit 1
+          fi
+
+          PREFIX="${BASH_REMATCH[1]}"
+          COUNTER="${BASH_REMATCH[2]}"
+          NEXT_VERSION="${PREFIX}$((COUNTER + 1))"
+          TAG_NAME="v${CURRENT_VERSION}"
+
+          echo "current=$CURRENT_VERSION" >> "$GITHUB_OUTPUT"
+          echo "next=$NEXT_VERSION" >> "$GITHUB_OUTPUT"
+          echo "tag=$TAG_NAME" >> "$GITHUB_OUTPUT"
+
+      - name: Create local release tag
+        env:
+          TAG_NAME: ${{ steps.versions.outputs.tag }}
+        run: |
+          set -euo pipefail
+          git fetch --tags
+          if git show-ref --quiet "refs/tags/${TAG_NAME}"; then
+            echo "Tag ${TAG_NAME} already exists." >&2
+            exit 1
+          fi
+          git tag -a "${TAG_NAME}" -m "Release ${TAG_NAME}"
+
+      - name: Publish to GitHub Packages
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          set -euo pipefail
+          pnpm publish --registry https://npm.pkg.github.com --access public --no-git-checks
+
+      - name: Push release tag
+        env:
+          TAG_NAME: ${{ steps.versions.outputs.tag }}
+        run: git push origin "${TAG_NAME}"
+
+      - name: Bump development version
+        env:
+          NEXT_VERSION: ${{ steps.versions.outputs.next }}
+        run: |
+          set -euo pipefail
+          node <<'EOF'
+          const fs = require('node:fs');
+          const path = require('node:path');
+          const pkgPath = path.join(process.cwd(), 'package.json');
+          const pkg = JSON.parse(fs.readFileSync(pkgPath, 'utf8'));
+          pkg.version = process.env.NEXT_VERSION;
+          fs.writeFileSync(pkgPath, JSON.stringify(pkg, null, 2) + '\n');
+          EOF
+
+      - name: Commit version bump
+        env:
+          NEXT_VERSION: ${{ steps.versions.outputs.next }}
+        run: |
+          set -euo pipefail
+          if git diff --quiet package.json; then
+            echo "No version bump detected; skipping commit." >&2
+            exit 0
+          fi
+          git add package.json
+          git commit -m "chore: Bump Version to ${NEXT_VERSION}"
+
+      - name: Push version bump
+        run: git push origin "HEAD:${RELEASE_REF}"