fix: reject registrations only after 3 times target

.github/pull_request_template.md

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+## Description
+<!--
+  Please provide a brief description of the changes introduced by this pull request.
+-->
+
+
+## Related Issue(s)
+
+- Closes #[issue number]
+
+## Type of Change
+<!--
+Please check the relevant options:
+-->
+
+- [ ] Bug fix (non-breaking change which fixes an issue)
+- [ ] New feature (non-breaking change which adds functionality)
+- [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
+- [ ] Documentation update
+- [ ] Other (please describe):
+
+## Breaking Change
+
+If this PR introduces a breaking change, please provide a detailed description of the impact and the migration path for existing applications.
+
+## Checklist
+
+<!--
+Please ensure the following tasks are completed before requesting a review:
+-->
+
+- [ ] I have performed a self-review of my own code
+- [ ] I have commented my code, particularly in hard-to-understand areas
+- [ ] I have run `cargo fmt` and `cargo clippy` to ensure my code is formatted and linted correctly
+- [ ] I have made corresponding changes to the documentation
+- [ ] My changes generate no new warnings
+- [ ] I have added tests that prove my fix is effective or that my feature works
+- [ ] New and existing unit tests pass locally with my changes
+- [ ] Any dependent changes have been merged and published in downstream modules
+
+## Screenshots (if applicable)
+
+Please include any relevant screenshots or GIFs that demonstrate the changes made.
+
+## Additional Notes
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+Please provide any additional information or context that may be helpful for reviewers.