Templating

[JFK20]

This pull request introduces significant changes to the codebase, focusing on refactoring, new feature additions, and updates to existing functionality. The most important changes include the creation of a new TemplateService class, updates to the DrawBox function, and modifications to the Entity and hass types.

New Features:

• src/api/TemplateService.ts: Added a new TemplateService class to handle template resolution through an API.

Refactoring and Updates:

• src/utilities/drawBox.ts: Refactored the DrawBox function to use the new GroupConfig type and handle different box types (text and geo). [1] [2]
• src/types/Entity.ts: Introduced new interfaces GroupConfig, TlDrawParams, and TLDrawProps to better structure entity configurations.
• src/types/hass.ts: Updated the CardConfig interface to include groups and added the HomeAssistantState and CardState interfaces.

Miscellaneous:

• src/main.tsx: Updated card registration name