Merge branch '3.1' into extension-improvement

Author: luc-github

dist/BUNDLE_SIZES.md

@@ -13,3 +13,4 @@ Generated by `tools/release_bundle_sizes.py`. Use this table in RELEASE_*.md or
 | SandTable | GRBL | 83.3 KB | 85319 | SandTable\GRBL\index.html.gz |
 
 **Total size (all packages):** 655.0 KB (670770 bytes).
+

tools/format_sources.py

@@ -1,4 +1,10 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
+"""
+format_sources.py - Format JavaScript and CSS files using Prettier. 
+
+
+Copyright (c) 2026 Luc Lebosse. All rights reserved.
+"""
 
 import os
 import subprocess

tools/release_bundle_sizes.py

@@ -11,7 +11,7 @@
   python tools/release_bundle_sizes.py --no-build
   python tools/release_bundle_sizes.py --output docs/BUNDLE_SIZES.md
 
-Use the generated table in RELEASE_*.md or FEATURES_AND_BUNDLE.md.
+Copyright (c) 2025 Luc Lebosse. All rights reserved.
 """
 
 from __future__ import annotations