[zimeg]

Summary

This pull request adds a security policy from the salesforce/oss-template project, matching deno-slack-sdk and manifest-schema, so the repository meets the open source required-files check.

Testing

Docs only, no code changes. Confirm the "Security policy" entry shows on the repository's community profile (Insights > Community standards).

Requirements

• I've read and understood the Contributing Guidelines and have done my best effort to follow them.
• I've read and agree to the Code of Conduct.
• I've run ./scripts/install_and_run_tests.sh after making the changes.

🤖 Generated with Claude Code

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.68%. Comparing base (2e57e09) to head (f2c2b46).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #146   +/-   ##
=======================================
  Coverage   94.68%   94.68%           
=======================================
  Files          11       11           
  Lines         207      207           
=======================================
  Hits          196      196           
  Misses         11       11           

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[zimeg]

Thanks for the review @mwbrooks! 🙏