chore: add audit reports for collections

[0xNeshi]

Summary by CodeRabbit

• Documentation
  • Added the July 2026 v1.5.0 audit entry for the collections data structure modules.
  • Included links to the related commit and audit report PDF.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Pro

Run ID: 8ca45fda-deb8-4efc-b349-592459a897d2

📥 Commits

Reviewing files that changed from the base of the PR and between 15eb9ac and 155b96a.

⛔ Files ignored due to path filters (1)

• audits/2026-07-v1.5.0-data-structures.pdf is excluded by !**/*.pdf

📒 Files selected for processing (1)

• audits/README.md

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📝 Walkthrough

Walkthrough

The audit index now documents the July 2026 v1.5.0 audit for the collections SortedMap and SortedSet modules, including commit and PDF links.

Changes

Audit documentation

Layer / File(s)	Summary
Add collections audit entry audits/README.md	Adds the July 2026 v1.5.0 collections audit row with commit and PDF references.

Estimated code review effort: 1 (Trivial) | ~2 minutes

Suggested reviewers: bidzyyys, immrsd, ericnordelo

🚥 Pre-merge checks | ✅ 4 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Description check	⚠️ Warning	No pull request description was provided, so the required template sections are missing.	Add the issue reference, a short summary of the audit-report changes, and complete the PR checklist sections for tests, documentation, and changelog.

✅ Passed checks (4 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title is concise and accurately describes adding audit reports for collections.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch collections-audit-report

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_{Comment @coderabbitai help to get the list of available commands.}

[bidzyyys]

LGTM

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.68%. Comparing base (15eb9ac) to head (155b96a).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #503   +/-   ##
=======================================
  Coverage   96.68%   96.68%           
=======================================
  Files          39       39           
  Lines        3895     3895           
  Branches      875      875           
=======================================
  Hits         3766     3766           
  Misses         74       74           
  Partials       55       55           

Flag	Coverage Δ
contracts/access	65.46% <ø> (ø)
contracts/allowance	52.40% <ø> (ø)
contracts/finance	26.66% <ø> (ø)
contracts/sale	48.59% <ø> (ø)
contracts/timelock	54.32% <ø> (ø)
contracts/utils	44.09% <ø> (ø)
math/core	86.97% <ø> (ø)
math/fixed_point	63.37% <ø> (ø)

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