docs: reference contributors-invite (issue #7546)\n\nAdd a short reference to the contributors invitation issue so prospective contributors can find onboarding guidance.\n\nCo-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: ASHISHBHOSALE10

CONTRIBUTING.md

@@ -1,5 +1,7 @@
 ## How to contribute?
 
+Looking for contributors: This repository and related organizations are seeking contributors for project setup, documentation, CI, tests, and small features. See issue #7546 for the full invitation and list of organizations: https://github.com/TheAlgorithms/Java/issues/7546
+
 NOTE: *We DO NOT add leetcode problems. They are just applications of basic principles that can be found in other algorithms included in the repository.*
 
 ### Did you find a bug?

README.md

@@ -16,5 +16,7 @@ These implementations are intended for learning purposes. As such, they may be l
 ## Contribution Guidelines
 Please read our [Contribution Guidelines](CONTRIBUTING.md) before you contribute to this project.
 
+Looking for contributors? See issue #7546 — [Contributors Wanted for New Open-Source Projects](https://github.com/TheAlgorithms/Java/issues/7546) for details and ways to get involved.
+
 ## Algorithms
 Our [directory](DIRECTORY.md) has the full list of applications.