chore: add auto labeler workflow

.github/auto-labeler.yml

@@ -0,0 +1,19 @@
+version: v1
+
+labels:
+  - label: 'enhancement'
+    sync: true
+    matcher:
+      title: '^feat:.*'
+  - label: 'document'
+    sync: true
+    matcher:
+      title: '^docs:.*'
+  - label: 'bug'
+    sync: true
+    matcher:
+      title: '^fix:.*'
+  - label: 'ospp-2024'
+    sync: true
+    matcher:
+      baseBranch: '^ospp-2024/.*'

.github/workflows/auto-labeler.yml

@@ -0,0 +1,15 @@
+name: Pull Request Auto Labeler
+
+on:
+  pull_request:
+    types: [opened, edited]
+
+jobs:
+  label:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: fuxingloh/multi-labeler@v4 # v4
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }} # optional, default to '${{ github.token }}'
+          config-path: .github/auto-labeler.yml # optional, default to '.github/labeler.yml'