fix(ai): allow hex-like strings in security review issue

- Add issues/** and scripts/agent/** to check-hex.js ignore list
- This prevents CI lint failures when documentation or scripts contain hex-like strings (e.g. in URLs or comments) that are not CSS colors.

Co-authored-by: PR0M3TH3AN <[email protected]>

scripts/check-hex.js

@@ -31,7 +31,9 @@ const IGNORED_GLOBS = [
   'tests/unit/embed-accent.test.mjs',
   'tests/visual/embed-layout.spec.ts',
   'ai/**',
-  '**/*.ai'
+  '**/*.ai',
+  'issues/**',
+  'scripts/agent/**'
 ];
 
 const gitArgs = [