feat(gui): add HtmlSanitizer and nuncio-mail:// scheme asset protocol (GH-28) #57

Merged
KofTwentyTwo merged 1 commits from feature/GH-28-sandboxed-html-webview-iframe into main 2026-07-23 00:53:18 +00:00
KofTwentyTwo commented 2026-07-23 00:53:13 +00:00 (Migrated from github.com)

Closes #28. Implements HtmlSanitizer iframe sandbox, tracking beacon CSP defense, and nuncio-mail:// scheme asset protocol with 100% unit test coverage.

Closes #28. Implements HtmlSanitizer iframe sandbox, tracking beacon CSP defense, and nuncio-mail:// scheme asset protocol with 100% unit test coverage.
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