ci: add release actions

.github/workflows/draft-release.yml

@@ -0,0 +1,25 @@
+name: draft-release
+
+on:
+  workflow_dispatch:
+    inputs:
+      version-tag:
+        description: |
+          Semantic version tag for next release.
+          If not provided, it will be determined based on conventional commit history.
+          Example: v2.5.11
+        required: false
+        type: string
+        default: ""
+
+jobs:
+  draft-release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0 # required to include tags
+      - uses: CCBR/actions/draft-release@v0.1
+        with:
+          github-token: ${{ github.token }}
+          version-tag: ${{ github.event.inputs.version-tag }}

.github/workflows/post-release.yml

@@ -0,0 +1,17 @@
+name: post-release
+
+on:
+  release:
+    types:
+      - published
+
+jobs:
+  cleanup:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: CCBR/actions/post-release@v0.1
+        with:
+          github-token: ${{ github.token }}