{"name":"tengu_drift_lantern","slug":"tengu-drift-lantern","family":"flag","title":"Feature flags","noun":"feature flag","description":"Startup prefetching is split into two steps, and one mode now skips the context prefetch and remote fetch","description_source":"entry","described_by":{"version":"2.1.281","anchor":"startup-prefetch-split-in-two-gitsystem-context-prefetch-n"},"presence":{"first_seen":"2.1.138","removed_in":null,"in_current_build":true,"newest_mined":"2.1.308","builds":149,"mined_builds":149,"first_cited":null},"aliases":[],"entries":[{"version":"2.1.288","anchor":"event-loop-stall-detector-told-to-attribute-sigcont-in-non-p","heading":"Stall tracking accounts for resuming a suspended Claude Code","line":"In interactive sessions, the detector for program stalls is told to take a resume after suspension into account","released_at":"2026-10-02 18:30:40","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.281","anchor":"startup-prefetch-split-in-two-gitsystem-context-prefetch-n","heading":"Startup prefetch split in two; git\/system-context prefetch now also runs a second step","line":"Startup prefetching is split into two steps, and one mode now skips the context prefetch and remote fetch","released_at":"2026-09-23 17:01:17","reason":"gate cited by this entry"}],"entries_total":2,"docs":[],"docs_total":0,"gates":[{"version":"2.1.288","state":"on-in-practice","account":true,"baseline":true,"code_default":false},{"version":"2.1.281","state":"on-in-practice","account":true,"baseline":true,"code_default":false}],"related":[{"name":"tengu_drifting_dream","slug":"tengu-drifting-dream","description":"Oversized updatedPermissions answers from SDK programs are now refused or cut, and a waiting permission ask can resolve on its own"},{"name":"tengu_drifting_heron","slug":"tengu-drifting-heron","description":"In sessions started by a remote trigger, one tool is no longer always forced into the set of tools loaded at the start"},{"name":"tengu_drifting_nova","slug":"tengu-drifting-nova","description":null},{"name":"tengu_drifting_reef","slug":"tengu-drifting-reef","description":"A new switch, off by default, makes computer-use actions in auto mode go through further permission checks even when an allow rule covers the whole tool"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-drift-lantern","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}