* fix(browser): honor preview link destinations and modifiers
* Clarify the source browser provider contract
* test(browser): check preview guest before reporting modifiers
* fix(browser): report system link failures and cover preview routes
* test(browser): combine HTTP link destination imports
* refactor(browser): require source ownership for preview links
* test(browser): type the forbidden Active Server getter
* fix(i18n): retain required preview error catalog entry