workflows: added VID / VLAN name duplication check

.github/checks/check-vlan-duplicates.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+# Change to the locations directory
+cd locations || exit 1
+
+# Variable to accumulate duplicate findings
+all_duplicates=""
+
+# Iterate over each file in the directory
+for file in ./*; do
+  # Check if it is a file
+  if [ -f "$file" ]; then
+    # Extract VIDs / VLAN names, sort, and find duplicates
+    duplicates_vid=$(yq 'select(.networks != null) | .networks[].vid' "$file" | grep -v 'null' |  sed 's/["'\'']//g' | sort | uniq -cd)
+    duplicates_name=$(yq 'select(.networks != null) | .networks[].name' "$file" | grep -v 'null' | sed 's/["'\'']//g' | sort | uniq -cd)
+    # Accumulate duplicates if found
+    if [ -n "$duplicates_vid" ]; then
+      all_duplicates+="\nDuplicate VIDs found in $file:\n$duplicates_vid"
+    fi
+    if [ -n "$duplicates_name" ]; then
+      all_duplicates+="\nDuplicate VLAN names found in $file:\n$duplicates_name"
+    fi
+  fi
+done
+
+# Check if there were any duplicates found
+if [ -n "$all_duplicates" ]; then
+  echo -e "Duplicates VIDs or VLAN names found:$all_duplicates"
+  exit 1
+else
+  echo "No duplicate VIDs or VLAN names found."
+fi

.github/workflows/check-vlan-duplicates.yml

@@ -0,0 +1,17 @@
+---
+name: Check for duplicate VIDs and VLAN names
+
+on: [push, pull_request]  # yamllint disable-line rule:truthy
+
+jobs:
+  check-vlan-duplicates:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Run VID and VLAN name duplicate check
+        run: |
+          ./.github/checks/check-vlan-duplicates.sh