Add GitHub Actions workflow to validate JSON files in the frontend directory (#6152)

* Add GitHub Actions workflow to validate JSON files in the frontend directory

* test new github workflow by invalidating script

* Revalidate json script to also test workflow

* Refactor GitHub Actions workflow to validate JSON files using Python.

* test github workflow

* Update description in apache-tomcat.json for clarity and consistency.

* Consolidate JSON validation workflow: Migrate test-jsons.yml functionality into frontend-cicd.yml, enhancing CI process by validating JSON files in the public directory with Python.

* test to see if workflow fails

* test to see if workflow passes

* testing

* testing to see if workflow runs and works

* test again

* testing to see if it works

.github/workflows/frontend-cicd.yml

@@ -24,12 +24,87 @@ concurrency:
   cancel-in-progress: false
 
 jobs:
-  build:
-    if: github.repository == 'community-scripts/ProxmoxVE'
+  test-json-files:
     runs-on: ubuntu-latest
     defaults:
       run:
-        working-directory: frontend  # Set default working directory for all run steps
+        working-directory: frontend
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.x"
+
+      - name: Test JSON files
+        run: |
+          python3 << 'EOF'
+          import json
+          import glob
+          import os
+          import sys
+
+          def test_json_files():
+              # Change to the correct directory
+              json_dir = "public/json"
+              if not os.path.exists(json_dir):
+                  print(f"❌ Directory not found: {json_dir}")
+                  return False
+              
+              # Find all JSON files
+              pattern = os.path.join(json_dir, "*.json")
+              json_files = glob.glob(pattern)
+              
+              if not json_files:
+                  print(f"⚠️  No JSON files found in {json_dir}")
+                  return True
+              
+              print(f"Testing {len(json_files)} JSON files for valid syntax...")
+              
+              invalid_files = []
+              
+              for file_path in json_files:
+                  try:
+                      with open(file_path, 'r', encoding='utf-8') as f:
+                          json.load(f)
+                      print(f"✅ Valid JSON: {file_path}")
+                  except json.JSONDecodeError as e:
+                      print(f"❌ Invalid JSON syntax in: {file_path}")
+                      print(f"   Error: {e}")
+                      invalid_files.append(file_path)
+                  except Exception as e:
+                      print(f"⚠️  Error reading: {file_path}")
+                      print(f"   Error: {e}")
+                      invalid_files.append(file_path)
+              
+              print("\n=== JSON Validation Summary ===")
+              print(f"Total files tested: {len(json_files)}")
+              print(f"Valid files: {len(json_files) - len(invalid_files)}")
+              print(f"Invalid files: {len(invalid_files)}")
+              
+              if invalid_files:
+                  print("\n❌ Found invalid JSON file(s):")
+                  for file_path in invalid_files:
+                      print(f"  - {file_path}")
+                  return False
+              else:
+                  print("\n✅ All JSON files have valid syntax!")
+                  return True
+
+          if __name__ == "__main__":
+              success = test_json_files()
+              sys.exit(0 if success else 1)
+          EOF
+  
+  build:
+    if: github.repository == 'community-scripts/ProxmoxVE'
+    needs: test-json-files
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: frontend
     steps:
       - name: Checkout
         uses: actions/checkout@v4