* fix(diagnostics): trust internal trace parents * fix(diagnostics): harden trusted trace metadata * fix(tooling): honor explicit oxlint threads * fix(agents): use stable nonmutating sort helpers * chore(plugin-sdk): refresh api baseline * fix(diagnostics): gate internal event subscriptions * fix(diagnostics): isolate listener event copies * chore(plugin-sdk): refresh internal diagnostics baseline * chore(plugin-sdk): refresh diagnostics event baseline * fix(diagnostics): keep event state module local * fix(diagnostics): harden internal subscription capability * fix(diagnostics): freeze listener metadata
