[CI] Add github PR labeler (#97)

* Add labeler

* Run on prs

* Add move labeling

.github/labeler.yml

@@ -0,0 +1,14 @@
+ci:
+  - .github/workflows/**
+  - .actrc
+  - .pre-commit-config.yaml
+
+protocol:
+  - src/protocols/**
+
+games:
+  - src/games/**
+
+crate:
+  - Cargo.toml
+  - Cargo.lock

.github/workflows/labeler.yml

@@ -0,0 +1,17 @@
+name: "Pull Request Labeler"
+
+on:
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  triage:
+    permissions:
+      contents: read
+      pull-requests: write
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/labeler@v4
+        with:
+          repo-token: "${{ secrets.GITHUB_TOKEN }}"
+          dot: true