test: add unit tests for various components and utilities

- Created tests for formatBytes function to ensure correct formatting of byte values.
- Implemented tests for InjectContext to validate resource injection and cleanup.
- Added tests for logo-class helpers to verify platform alias mappings.
- Developed tests for nezha-api functions to check API response handling.
- Introduced tests for static geographic data to validate country coordinates and GeoJSON structure.
- Created comprehensive tests for utility functions including date formatting and public note parsing.
- Added tests for Server page to ensure correct rendering and functionality.
- Implemented tests for simple pages including error handling and navigation.
- Set up testing environment with Vitest and configured coverage reporting.

tsconfig.app.json

@@ -14,7 +14,7 @@
 		"moduleDetection": "force",
 		"noEmit": true,
 		"jsx": "react-jsx",
-		"types": ["node"],
+		"types": ["node", "vitest/globals", "@testing-library/jest-dom"],
 		"paths": {
 			"@/*": ["./src/*"]
 		},