Merge pull request #100 from tumido/add-bump-command

chore(ci): add /bump version command

.github/workflows/bump-version.yml

@@ -0,0 +1,99 @@
+name: Bump
+
+on: issue_comment
+
+jobs:
+  chart-version:
+    name: Chart Version
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: write
+      id-token: write
+      issues: write
+
+    steps:
+      - name: Check for command
+        id: command
+        continue-on-error: true
+        uses: xt0rted/slash-command-action@bf51f8f5f4ea3d58abc7eca58f77104182b23e88 # v2
+        with:
+          command: bump
+          reaction: "true"
+          reaction-type: "eyes"
+          allow-edits: "false"
+          permission-level: write
+
+      - uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4
+        if: steps.command.outputs.command-name
+        with:
+          python-version: 3.7
+
+      - uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4
+        if: steps.command.outputs.command-name
+        with:
+          go-version: ^1
+
+      - name: Setup helm-docs
+        if: steps.command.outputs.command-name
+        run: go install github.com/norwoodj/helm-docs/cmd/helm-docs@latest
+
+      - name: Generate token
+        if: steps.command.outputs.command-name
+        id: generate_token
+        uses: tibdex/github-app-token@v1
+        with:
+          app_id: ${{ vars.JANUS_IDP_GITHUB_APP_ID }}
+          private_key: ${{ secrets.JANUS_IDP_GITHUB_APP_PRIVATE_KEY }}
+
+      - name: Checkout Repository
+        if: steps.command.outputs.command-name
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3
+        with:
+          token: ${{ steps.generate_token.outputs.token }}
+
+      - name: Checkout Pull Request
+        if: steps.command.outputs.command-name
+        run: hub pr checkout ${{ github.event.issue.number }}
+        env:
+          GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}
+
+      - name: Get version
+        if: steps.command.outputs.command-name
+        id: get_version
+        uses: mikefarah/yq@6609ed76ecb69f9d8254345292d90ea72f641715  # v4.35.1
+        with:
+          cmd: yq ".version" charts/backstage/Chart.yaml
+
+      - uses: actions-ecosystem/action-bump-semver@34e334551143a5301f38c830e44a22273c6ff5c5  # v1
+        if: steps.command.outputs.command-name
+        id: semver
+        with:
+          current_version: ${{ steps.get_version.outputs.result }}
+          level: ${{ steps.command.outputs.command-arguments }}
+
+      - name: Bump the version
+        if: steps.command.outputs.command-name
+        uses: mikefarah/yq@6609ed76ecb69f9d8254345292d90ea72f641715  # v4.35.1
+        with:
+          cmd: yq -i '.version = "${{ steps.semver.outputs.new_version }}"' charts/backstage/Chart.yaml
+
+      - name: Run pre-commit
+        if: steps.command.outputs.command-name
+        uses: pre-commit/action@646c83fcd040023954eafda54b4db0192ce70507 # renovate: tag=v3.0.0
+        continue-on-error: true
+
+      - name: Setup Gitsign
+        if: steps.command.outputs.command-name
+        uses: chainguard-dev/actions/setup-gitsign@main
+
+      - name: Commit pre-commit changes
+        if: steps.command.outputs.command-name
+        uses: stefanzweifel/git-auto-commit-action@3ea6ae190baf489ba007f7c92608f33ce20ef04a # v4
+        with:
+          commit_message: Bump version to ${{ steps.semver.outputs.new_version }}
+          commit_options: '-s'
+          commit_user_name: Janus IDP
+          commit_user_email: 139477802+janus-idp[bot]@users.noreply.github.com
+          commit_author: Janus IDP <139477802+janus-idp[bot]@users.noreply.github.com>
+