[ci] Change label checker (#13360)

* [ci] Change label checker

* rm pr autolabel

* fix specs file name to substrate

substrate/.github/workflows/check-D-labels.yml

@@ -0,0 +1,48 @@
+name: Check D labels
+
+on:
+  pull_request:
+    types: [labeled, opened, synchronize, unlabeled]
+    paths:
+      - frame/**
+      - primitives/**
+
+env:
+  IMAGE: paritytech/ruled_labels:0.4.0
+
+jobs:
+  check-labels:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Pull image
+        run: docker pull $IMAGE
+
+      - name: Check labels
+        env:
+          MOUNT: /work
+          GITHUB_PR: ${{ github.event.pull_request.number }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          API_BASE: https://api.github.com/repos
+          REPO: ${{ github.repository }}
+          RULES_PATH: labels/ruled_labels
+          CHECK_SPECS: specs_substrate.yaml
+        run: |
+          echo "REPO: ${REPO}"
+          echo "GITHUB_PR: ${GITHUB_PR}"
+          # Clone repo with labels specs
+          git clone https://github.com/paritytech/labels
+          # Fetch the labels for the PR under test
+          labels=$( curl -H "Authorization: token ${GITHUB_TOKEN}" -s "$API_BASE/${REPO}/pulls/${GITHUB_PR}" | jq '.labels | .[] | .name' | tr "\n" ",")
+
+          if [ -z "${labels}" ]; then
+            docker run --rm -i -v $PWD/${RULES_PATH}/:$MOUNT $IMAGE check $MOUNT/$CHECK_SPECS --tags audit --no-label
+          fi
+
+          labels_args=${labels: :-1}
+          printf "Checking labels: %s\n" "${labels_args}"
+
+          # Prevent the shell from splitting labels with spaces
+          IFS=","
+
+          # --dev is more useful to debug mode to debug
+          docker run --rm -i -v $PWD/${RULES_PATH}/:$MOUNT $IMAGE check $MOUNT/$CHECK_SPECS --labels ${labels_args} --dev --tags audit