UII-19683 Add labeler workflow to .github repository (#7)

.github/config/labels.yml

@@ -0,0 +1,27 @@
+- name: "bug"
+  color: "d73a4a"
+  description: "Something isn't working"
+- name: "dependencies"
+  color: "fbca04"
+  description: "Update of dependencies"
+- name: "documentation"
+  color: "0075ca"
+  description: "Improvements or additions to documentation"
+- name: "enhancement"
+  color: "008672"
+  description: "New feature or request"
+- name: "size/XS"
+  color: "0e8a16"
+  description: "PR with minimal changes"
+- name: "size/S"
+  color: "0EFABD"
+  description: "PR with small changes"
+- name: "size/M"
+  color: "75CEF4"
+  description: "PR with medium changes"
+- name: "size/L"
+  color: "FBCA04"
+  description: "PR with large changes"
+- name: "size/XL"
+  color: "B60205"
+  description: "PR with very large changes"

.github/workflows/labeler.yml

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+---
+name: Labeler
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+    paths:
+      - .github/config/labels.yml
+
+jobs:
+  modify-labels:
+    name: Modify labels
+
+    runs-on: ubuntu-22.04
+
+    steps:
+      - name: Checkout
+        uses: actions/[email protected]
+
+      - name: Run Labeler
+        uses: crazy-max/[email protected]
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          yaml-file: .github/config/labels.yml
+          skip-delete: false
+          dry-run: false