Implement automated release workflow

.github/workflows/release.yml

@@ -0,0 +1,67 @@
+name: Trigger Release
+
+on:
+  workflow_dispatch:
+    inputs:
+      release_type:
+        description: "Release type"
+        required: true
+        type: choice
+        options:
+          - minor
+          - patch
+      release_name:
+        description: "Release name (short title)"
+        required: true
+        type: string
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0 # Fetch all history for proper tagging
+          token: ${{ secrets.CHERRYPICK_PAT }}
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v7
+
+      - name: Bump version
+        run: |
+          uv version --bump ${{ inputs.release_type }}
+
+      - name: Update lock file
+        run: |
+          uv lock
+
+      - name: Get new version
+        id: new_version
+        run: |
+          NEW_VERSION=$(uv version | awk '{print $2}')
+          echo "new_version=$NEW_VERSION" >> $GITHUB_OUTPUT
+
+      - name: Commit version bump
+        run: |
+          git config --global user.name 'github-actions[bot]'
+          git config --global user.email 'github-actions[bot]@users.noreply.github.com'
+          git add pyproject.toml uv.lock
+          git commit -m "Bump version to ${{ steps.new_version.outputs.new_version }}"
+          git push origin HEAD
+
+      - name: Create and push tag
+        run: |
+          git tag ${{ steps.new_version.outputs.new_version }}
+          git push origin ${{ steps.new_version.outputs.new_version }}
+
+      - name: Create GitHub release
+        uses: softprops/action-gh-release@v2
+        with:
+          tag_name: ${{ steps.new_version.outputs.new_version }}
+          name: ${{ inputs.release_name }}
+          generate_release_notes: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.CHERRYPICK_PAT }}

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "uv_build"
 
 [project]
 name = "broker"
-version = "0.8.0"
+version = "0.7.3"
 description = "The infrastructure middleman."
 readme = "README.md"
 requires-python = ">=3.10"
@@ -33,6 +33,7 @@ dependencies = [
     "rich_click",
     "ruamel.yaml",
     "click-shell",
+    "typing-extensions",      # temporary until Python 3.12+ only
 ]
 
 [project.urls]