- Integrate CapWidget with dual-scope capability on the frontend and protect registration/send-email-code endpoints on the backend.
- Set session cookie SameSite mode to Lax.
- Propagate request context through auth source database operations and optimize username uniqueness validation.
- Standardize local error naming to camelCase and resolve references.
- Fix linter rules, missing SheetContent closing tag, and unit tests.
Sanitize and validate redirect targets from callbackUrl parameter and sessionStorage in login, registration, and OAuth callback flows.
Introduced safeRedirectTarget helper which rejects protocol-relative URLs, non-relative schemes, control characters, backslashes, and encoding bypasses.
ryan