Luis Pater 50d19e204f docs(readme): add APIKEY.FUN sponsorship details to README files ...

- Acknowledged APIKEY.FUN as a sponsor with details on their services and exclusive project-specific benefits.
- Updated Japanese (README_JA.md), Chinese (README_CN.md), and English (README.md) documentation.
- Added new sponsorship image (`assets/apikey.png`).

2026-05-24 05:19:43 +08:00

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aicodemirror.png

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apikey.png

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bmoplus.png

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lingtrue.png

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packycode-cn.png

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packycode-en.png

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packycode.png

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poixeai.png

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visioncoder.png

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