Add workflow to release from GitHub Actions

Co-Authored-By: Moritz Halbritter <moritz.halbritter@broadcom.com>

Closes gh-40407

.github/actions/create-github-release/action.yml

@@ -0,0 +1,23 @@
+name: Create GitHub Release
+description: Create the release on GitHub with a changelog
+inputs:
+  milestone:
+    description: Name of the GitHub milestone for which a release will be created
+    required: true
+  token:
+    description: Token to use for authentication with GitHub
+    required: true
+runs:
+  using: composite
+  steps:
+    - name: Generate Changelog
+      uses: spring-io/github-changelog-generator@052892c62af51f8af87a9da6de55e70864b7df12
+      with:
+        milestone: ${{ inputs.milestone }}
+        token: ${{ inputs.token }}
+        config-file: ${{ github.action_path }}/changelog-generator.yml
+    - name: Create GitHub Release
+      env:
+        GITHUB_TOKEN: ${{ inputs.token }}
+      shell: bash
+      run: gh release create ${{ github.ref_name }} --notes-file changelog.md

.github/actions/create-github-release/changelog-generator.yml

@@ -0,0 +1,23 @@
+changelog:
+  repository: spring-projects/spring-boot
+  sections:
+    - title: ":star: New Features"
+      labels:
+        - "type: enhancement"
+    - title: ":lady_beetle: Bug Fixes"
+      labels:
+        - "type: bug"
+        - "type: regression"
+    - title: ":notebook_with_decorative_cover: Documentation"
+      labels:
+        - "type: documentation"
+    - title: ":hammer: Dependency Upgrades"
+      sort: "title"
+      labels:
+        - "type: dependency-upgrade"
+  issues:
+    ports:
+      - label: "status: forward-port"
+        bodyExpression: 'Forward port of issue #(\d+).*'
+      - label: "status: back-port"
+        bodyExpression: 'Back port of issue #(\d+).*'