Squashed 'external/json/' content from commit 9cca280a4

git-subtree-dir: external/json
git-subtree-split: 9cca280a4d0ccf0c08f47a99aa71d1b0e52f8d03

.github/workflows/labeler.yml

@@ -0,0 +1,20 @@
+name: "Pull Request Labeler"
+
+on:
+  pull_request_target:
+    types: [opened, synchronize]
+
+permissions: {}
+
+jobs:
+  label:
+    permissions:
+      contents: read
+      pull-requests: write
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: srvaroa/labeler@master
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"