[etc] add release drafter github action (#37)

.github/workflows/release-drafter-config.yml

@@ -0,0 +1,33 @@
+name-template: '🚀 v$RESOLVED_VERSION'
+tag-template: 'v$RESOLVED_VERSION'
+categories:
+  - title: '🚀 Features'
+    labels:
+      - 'feature'
+  - title: '🐛 Bug Fixes'
+    labels:
+      - 'fix'
+  - title: '🧰 Maintenance'
+    labels:
+      - 'test'
+      - 'style'
+      - 'refactor'
+
+change-template: '- $TITLE (#$NUMBER) @$AUTHOR '
+change-title-escapes: '\<*_&'
+version-resolver:
+  major:
+    labels:
+      - 'major'
+  minor:
+    labels:
+      - 'minor'
+  patch:
+    labels:
+      - 'patch'
+  default: patch
+template: |
+  ## 🚀 이번 버전에서는 어떤 게 바뀌었을까요?
+  ---
+  $CHANGES
+no-changes-template: '앗! 변경사항이 없어요. 😖'

.github/workflows/release-drafter.yml

@@ -0,0 +1,14 @@
+name: Release Drafter
+on:
+  push:
+    branches:
+      - main
+jobs:
+  update_release_draft:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: release-drafter/release-drafter@v5
+        with:
+          config-name: release-drafter-config.yml
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}