Merge pull request #21 from ks6088ts/feature/issue-19_setup-release-d…

…rafter

set up release drafter

.github/release-drafter.yml

@@ -0,0 +1,31 @@
+name-template: "v$RESOLVED_VERSION"
+tag-template: "v$RESOLVED_VERSION"
+template: |
+  ## Changes
+  $CHANGES
+categories:
+  - title: "Features"
+    labels:
+      - 'feature'
+      - 'enhancement'
+  - title: "Breaking Changes"
+    labels:
+      - "breaking change"
+  - title: "Bug Fixes"
+    labels:
+      - "fix"
+      - "bugfix"
+      - "bug"
+change-template: "- $TITLE @$AUTHOR (#$NUMBER)"
+change-title-escapes: '\<*_&'
+version-resolver:
+  major:
+    labels:
+      - "major"
+  minor:
+    labels:
+      - "minor"
+  patch:
+    labels:
+      - "patch"
+  default: patch

.github/workflows/release-drafter.yml

@@ -0,0 +1,14 @@
+name: release-drafter
+
+on:
+  push:
+    tags:
+      - "v*.*.*"
+
+jobs:
+  update_release_draft:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: release-drafter/release-drafter@v5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}