Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-extra-cmake-modules/source/kde-modules/kde-git-commit-hooks/json-schema.py

@@ -0,0 +1,62 @@
+#!/usr/bin/python3
+# Version in sysadmin/ci-utilities should be single source of truth
+# SPDX-FileCopyrightText: 2023 Alexander Lohnau <alexander.lohnau@gmx.de>
+# SPDX-License-Identifier: BSD-2-Clause
+
+import os
+import subprocess
+import yaml
+import sys
+
+def get_changed_files():
+    result = subprocess.run(['git', 'diff', '--name-only', 'HEAD'], capture_output=True, text=True)
+    return [file for file in result.stdout.splitlines() if file.endswith('.json')]
+
+def get_all_files():
+    files = []
+    for root, dirs, filenames in os.walk('.'):
+        for filename in filenames:
+            if filename.endswith('.json'):
+                files.append(os.path.join(root, filename))
+    return files
+
+def filter_excluded_json_files(files):
+    config_file = '.kde-ci.yml'
+    # Check if the file exists
+    if os.path.exists(config_file):
+        with open(config_file, 'r') as file:
+            config = yaml.safe_load(file)
+    else:
+        print(f'{config_file} does not exist in current directory')
+        config = {}
+    # Extract excluded files, used for tests that intentionally have broken files
+    excluded_files = ['compile_commands.json', 'ci-utilities']
+    if 'Options' in config and 'json-validate-ignore' in config['Options']:
+        excluded_files += config['Options']['json-validate-ignore']
+
+    # Find JSON files
+    filtered_files = []
+    for file_path in files:
+        if not any(excluded_file in file_path for excluded_file in excluded_files):
+            filtered_files.append(file_path)
+    return filtered_files
+
+is_kde_ci = "KDE_CI" in os.environ
+if is_kde_ci:
+    files = get_all_files()
+else:
+    files = get_changed_files()
+files = filter_excluded_json_files(files)
+if files:
+    files_option = ' '.join(files)
+    if len(sys.argv) > 1:
+        schemafile = sys.argv[1]
+    else:
+        schemafile = os.path.join(os.path.dirname(__file__), 'resources', 'kpluginmetadata.schema.json')
+    if is_kde_ci: # Only report files on CI, for pre-commit hook, we'd like to avoid verbose output in terminal sessions
+        print(f"Validating {files_option} with {schemafile}")
+    result = subprocess.run(['check-jsonschema', *files, '--schemafile', schemafile])
+    # Fail the pipeline if command failed
+    if result.returncode != 0:
+        exit(1)
+