ci: add labeler to pull-request-workflow

Author: csvenke

.github/labeler.yml

@@ -0,0 +1,11 @@
+repo:
+  - ./*
+
+lib:
+  - lib/**/*.js
+
+test:
+  - test/**/*.js
+
+ci:
+  - ".github/**/*"

.github/workflows/pull-request-workflow.yml

@@ -18,4 +18,11 @@ jobs:
       - name: Building project
         run: yarn build
       - name: Running tests
-        run: yarn test
+        run: yarn test
+
+  label:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/labeler@v2
+        with:
+          repo-token: "${{ secrets.GITHUB_TOKEN }}"