docs: add opentiny logo/lang switch and deepwiki badge

[chilingling]

1. 增加 opentiny logo
2. 增加语言切换
3. 增加 deepwiki badge（自动刷新 deepwiki 的文档）

Summary by CodeRabbit

• Documentation
  • Enhanced README with centered logo and language navigation
  • Added language switching options for English and Chinese versions
  • Reorganized package information tables for improved readability
  • Introduced DeepWiki resource links for additional reference materials

[coderabbitai]

Walkthrough

README updates add branding elements (OpenTiny logo), language navigation links, and a DeepWiki badge to both English and Chinese documentation files. Minor content reorganization in the Chinese README's package table. No functional code changes.

Changes

Cohort / File(s)	Summary
Documentation Updates README.md, README_zh.md	Added centered OpenTiny logo block, language navigation links, and DeepWiki badge/link. Reorganized package table in Chinese README with adjusted column headers and reformatted rows.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~5 minutes

Poem

🐰 A logo shines bright in the README space,
Language links guide us to the right place,
DeepWiki gleams with a badge so bold,
Documentation dressed up, a sight to behold! ✨

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately describes the main changes: adding OpenTiny logo, language switch, and DeepWiki badge to README files.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment

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[github-actions]

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