Liu An 0aa3c4cdae
Docs: Update version references to v0.20.2 in READMEs and docs (#9559)
### What problem does this PR solve?

- Update version tags in README files (including translations) from
v0.20.1 to v0.20.2
- Modify Docker image references and documentation to reflect new
version
- Update version badges and image descriptions
- Maintain consistency across all language variants of README files

### Type of change

- [x] Documentation Update
2025-08-19 17:26:49 +08:00
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