lighter validation

[hugoh]

• fix: lighter validation w/ ozzo-validation
• fix: even lighter validation
• fix(security): Go upgrade

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[deepsource-io]

DeepSource Code Review

We reviewed changes in 1a89dc1...c253313 on this pull request. Below is the summary for the review, and you can see the individual issues we found as inline review comments.

See full review on DeepSource ↗

PR Report Card

Overall Grade

Security   Reliability   Complexity   Hygiene

Code Review Summary

Analyzer	Status	Updated (UTC)	Details
Go		Jun 2, 2026 10:50p.m.	Review ↗
Secrets		Jun 2, 2026 10:50p.m.	Review ↗

---

Important

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.99%. Comparing base (1a89dc1) to head (c253313).
⚠️ Report is 4 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #253      +/-   ##
==========================================
+ Coverage   84.58%   85.99%   +1.40%     
==========================================
  Files          18       19       +1     
  Lines         811      878      +67     
==========================================
+ Hits          686      755      +69     
+ Misses         92       91       -1     
+ Partials       33       32       -1     

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