docs(site): 添加 svg 使用文档

[zengyue]

Checklist

• [ ] npm test passes
• [ ] tests and/or benchmarks are included
• [ ] commit message follows commit guidelines

Description of change

[github-actions[bot]]

Critical size changes

Includes critical production bundles, as well as any change greater than 2%:

Name	+/-	Base	Current	+/- gzip	Base gzip	Current gzip
f2/dist/index.js	=	1,640.21 kB	1,640.27 kB	=	309.19 kB	309.19 kB
f2/dist/index.min.js	=	512.75 kB	512.76 kB	=	153.24 kB	153.24 kB

Significant size changes

Includes any change greater than 0.2%: (No significant changes)

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