docs: refactor documentations of user guide (#225)

重构用户指南的部分内容。

/kind documentation

```release-note
None
```
This commit is contained in:
Ryan Wang
2023-06-09 11:02:11 +08:00
committed by GitHub
parent f9bbef1a63
commit 3ef8b4c0f9
56 changed files with 491 additions and 1215 deletions
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