Walkthrough

Two "Sponsoring Wave ❤️" sections were added to README.md. The first is inserted within the Contributions area, and the second appears before the License section. Each section includes a heading, descriptive text encouraging sponsorship, rationale for supporting the project, and a link to the GitHub sponsors page. This change adds 8 lines to the documentation without modifying any code or functional behavior.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

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Code Review Summary

Status: No Issues Found | Recommendation: Merge

This PR adds a sponsorship section to the README. The change is straightforward with no bugs, security issues, or runtime concerns. The formatting is consistent with the existing document structure, and the placement between the Contributing and License sections is appropriate.