CARRY: pr-merge-bot workflow

Author: EmilienM

.github/workflows/pr-merge-bot.yaml

@@ -0,0 +1,49 @@
+name: PR dependabot code generation and go modules fix
+
+# This action runs on other PRs opened by merge-bot. It updates modules and generated code on PRs opened by merge-bot.
+on:
+  pull_request:
+    branches:
+      - merge-bot**
+  push:
+    branches:
+      - merge-bot**
+  workflow_dispatch:
+
+permissions:
+  contents: write # Allow to update the PR.
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # tag=v4.2.2
+    - name: Calculate go version
+      id: vars
+      run: echo "go_version=$(make go-version)" >> $GITHUB_OUTPUT
+    - name: Set up Go
+      uses: actions/setup-go@41dfa10bad2bb2ae585af6ee5bb4d7d973ad74ed # tag=v5.1.0
+      with:
+        go-version: ${{ steps.vars.outputs.go_version }}
+    - uses: actions/cache@6849a6489940f00c2f30c0fb92c6274307ccb58a # tag=v4.1.2
+      name: Restore go cache
+      with:
+        path: |
+          ~/.cache/go-build
+          ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+    - name: Update all modules
+      run: make modules
+    - name: Update generated code
+      run: make generate
+    - uses: EndBug/add-and-commit@a94899bca583c204427a224a7af87c02f9b325d5 # tag=v9.1.4
+      name: Commit changes
+      with:
+        author_name: shiftstack-merge-bot
+        author_email: [email protected]
+        default_author: github_actor
+        message: 'CARRY: bot: update modules & generate code'