refactor: restructure Live2D frontend architecture#57

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LIlGG wants to merge 12 commits intomainfrom

refactor/live2d-architecture

Commits on Feb 10, 2025

refactor: complete refactoring of tips and related content
LIlGG
committed

Commits on Feb 12, 2025

refactor: complete refactoring of user message registration feature
LIlGG
committed

Commits on Feb 16, 2025

feat: complete tips functionality
LIlGG
committed

Commits on Feb 18, 2025

refactor: preliminary completion of all tools refactoring
LIlGG
committed

Commits on Feb 19, 2025

refactor: restructure Live2D events
LIlGG
committed

Commits on Feb 24, 2025

feat: complete most functionalities of the toolbar
LIlGG
committed

Commits on Mar 1, 2025

feat: add Cubism2 and Cubism4 as rendering engines
LIlGG
committed

Commits on Jun 22, 2025

refactor: standardize code formatting and improve consistency across Live2D package
LIlGG
committed