feat: migrate repo releases to manual release-please (#293)

.github/workflows/release-preview.yml

@@ -0,0 +1,94 @@
+name: Release Preview
+
+on:
+  workflow_dispatch:
+    inputs:
+      title:
+        description: "Conventional title to evaluate (defaults to the latest commit title on this ref)"
+        required: false
+        type: string
+      cli_bump:
+        description: "CLI bump override"
+        required: false
+        type: choice
+        options: [auto, patch, minor, major]
+        default: auto
+      compound_engineering_bump:
+        description: "compound-engineering bump override"
+        required: false
+        type: choice
+        options: [auto, patch, minor, major]
+        default: auto
+      coding_tutor_bump:
+        description: "coding-tutor bump override"
+        required: false
+        type: choice
+        options: [auto, patch, minor, major]
+        default: auto
+      marketplace_bump:
+        description: "marketplace bump override"
+        required: false
+        type: choice
+        options: [auto, patch, minor, major]
+        default: auto
+
+jobs:
+  preview:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v2
+        with:
+          bun-version: latest
+
+      - name: Install dependencies
+        run: bun install --frozen-lockfile
+
+      - name: Determine title and changed files
+        id: inputs
+        shell: bash
+        run: |
+          TITLE="${{ github.event.inputs.title }}"
+          if [ -z "$TITLE" ]; then
+            TITLE="$(git log -1 --pretty=%s)"
+          fi
+
+          FILES="$(git diff --name-only HEAD~1...HEAD | tr '\n' ' ')"
+
+          echo "title=$TITLE" >> "$GITHUB_OUTPUT"
+          echo "files=$FILES" >> "$GITHUB_OUTPUT"
+
+      - name: Add preview note
+        run: |
+          echo "This preview currently evaluates the selected ref from its latest commit title and changed files." >> "$GITHUB_STEP_SUMMARY"
+          echo "It is side-effect free, but it does not yet reconstruct the full accumulated open release PR state." >> "$GITHUB_STEP_SUMMARY"
+
+      - name: Validate release metadata
+        run: bun run release:validate
+
+      - name: Preview release
+        shell: bash
+        run: |
+          TITLE='${{ steps.inputs.outputs.title }}'
+          FILES='${{ steps.inputs.outputs.files }}'
+
+          args=(--title "$TITLE" --json)
+          for file in $FILES; do
+            args+=(--file "$file")
+          done
+
+          args+=(--override "cli=${{ github.event.inputs.cli_bump || 'auto' }}")
+          args+=(--override "compound-engineering=${{ github.event.inputs.compound_engineering_bump || 'auto' }}")
+          args+=(--override "coding-tutor=${{ github.event.inputs.coding_tutor_bump || 'auto' }}")
+          args+=(--override "marketplace=${{ github.event.inputs.marketplace_bump || 'auto' }}")
+
+          bun run scripts/release/preview.ts "${args[@]}" | tee /tmp/release-preview.txt
+
+      - name: Publish preview summary
+        shell: bash
+        run: cat /tmp/release-preview.txt >> "$GITHUB_STEP_SUMMARY"