v2.7.0

<2025.7.24> Version 2.7.0

• feat: pyhelper.namespace.Namespace, NamespaceMeta
• feat: mathhelper.TAU
• feat: pyhelper.tkhelper Old Functions
• feat: Provide more detailed system version information
• feat: Cross-platform supported join_startup()
• fix: pyhelper.create_shortcut Unable to process relative paths
• fix: mathhelper.all does not contain PI, E and FAI
• deprecated: create_shortcut()
• refactor: Extract all the colors in pyhelper.color._RGBColor
• docs: pyhelper.timer() 's Docs format
• docs: Write HTML Document of pdoc

Merge branch feature-to-v2.7.0 into develop-v2

Changes to be committed:
    	modified:   .gitignore
    	modified:   AUTHORS.md
    	new file:   Docs/index.html
    	new file:   Docs/pyhelper.html
    	new file:   Docs/pyhelper/color.html
    	new file:   Docs/pyhelper/gamehelpers.html
    	new file:   Docs/pyhelper/gamehelpers/pghelper.html
    	new file:   Docs/pyhelper/gamehelpers/pghelper/widgets.html
    	new file:   Docs/pyhelper/mathhelper.html
    	new file:   Docs/pyhelper/namespace.html
    	new file:   Docs/pyhelper/random.html
    	new file:   Docs/pyhelper/tkhelper.html
    	new file:   Docs/search.js
    	modified:   Web/index.html
    	modified:   pyhelper/__init__.py
    	new file:   pyhelper/color.json
    	modified:   pyhelper/color.py
    	modified:   pyhelper/gamehelpers/__init__.py
    	modified:   pyhelper/gamehelpers/pghelper/__init__.py
    	modified:   pyhelper/mathhelper.py
    	new file:   pyhelper/namespace.py
    	modified:   pyhelper/tkhelper.py
    	modified:   pyproject.toml
    	new file:   uv.lock

Full Changelog: v2.5.2...v2.7.0