Automatically create releases based on closed milestones (#15)

* Automatically create releases based on closed milestones

* Update to use new published milestones action

* Use release.yml template to generate release notes from labels

.github/release.yml

@@ -0,0 +1,23 @@
+changelog:
+  categories:
+    - title: Breaking Changes 🪅
+      labels:
+        - 'breaking :broken_heart:'
+
+    - title: New Features 🎉
+      labels:
+        - 'enhancement :heavy_plus_sign:'
+
+    - title: 'Bugfixes :bug:'
+      labels:
+        - 'bug :bug:'
+
+    - title: 'Maintenance :nut_and_bolt:'
+      labels:
+        - 'maintenance :wrench:'
+        - 'CI :test_tube:'
+        - 'CD :building_construction:'
+
+    - title: Other Changes
+      labels:
+        - '*'

.github/workflows/draft-release.yml

@@ -0,0 +1,14 @@
+name: 📦 Release
+on:
+  milestone:
+    types: [closed]
+jobs:
+  release:
+    name: 📝 Draft Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: 📰 Checkout
+        uses: actions/checkout@v3
+
+      - name: 📦 Create draft release from milestone
+        uses: quaternionmedia/milestones@main