Add release-drafter

Author: lucacome

.github/release-drafter.yml

@@ -0,0 +1,24 @@
+name-template: 'v$RESOLVED_VERSION'
+tag-template: 'v$RESOLVED_VERSION'
+categories:
+  - title: '🚀 Features'
+    labels:
+      - "feature"
+      - "enhancement"
+  - title: '💣 Breaking Change'
+    labels:
+      - "change"
+  - title: '🐛 Bug Fixes'
+    labels:
+      - "bug"
+  - title: '📝 Documentation'
+    labels:
+      - "documentation"
+  - title: '🔨 Maintenance'
+    labels:
+      - "chore"
+      - "dependencies"
+template: |
+  ## New in NGINX Plus Go Client v$RESOLVED_VERSION
+
+  $CHANGES

.github/workflows/release-drafter.yml

@@ -0,0 +1,16 @@
+name: Release Drafter
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    types: [opened, reopened, synchronize]
+
+jobs:
+  update_release_draft:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: release-drafter/release-drafter@v5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}