{"name":"tengu_violin_fingerboard","slug":"tengu-violin-fingerboard","family":"flag","title":"Feature flags","noun":"feature flag","description":"Device-bound cloud session creation can now send a repositories_trusted field, retrying without it if the server refuses","description_source":"entry","described_by":{"version":"2.1.281","anchor":"cloud-session-create-can-now-send-repositories-trusted-behi"},"presence":{"first_seen":"2.1.281","removed_in":null,"in_current_build":true,"newest_mined":"2.1.283","builds":3,"mined_builds":126,"first_cited":{"version":"2.1.281","released_at":"2026-09-23 17:01:17","spans":1}},"aliases":[],"entries":[{"version":"2.1.281","anchor":"cloud-session-create-can-now-send-repositories-trusted-behi","heading":"Cloud session create can now send repositories_trusted, behind new flag tengu_violin_fingerboard (fallback off)","line":"Device-bound cloud session creation can now send a repositories_trusted field, retrying without it if the server refuses","released_at":"2026-09-23 17:01:17","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.281","anchor":"new-repository-trust-proof-headers-when-creating-cloud-sessi","heading":"New repository-trust proof headers when creating cloud sessions (dark-launched)","line":"Creating a cloud session from a local checkout can now send proof that the device and repository are trusted","released_at":"2026-09-23 17:01:17","reason":"gate cited by this entry, found in this entry's text"}],"entries_total":2,"docs":[],"docs_total":0,"gates":[{"version":"2.1.281","state":"on-in-practice","account":true,"baseline":true,"code_default":false}],"related":[{"name":"tengu_violin_","slug":"tengu-violin","description":"Remote sessions started from the desktop app now need a second flag as well."},{"name":"tengu_violin_amati","slug":"tengu-violin-amati","description":"Settings pushed from the control channel are checked before they can change plugin forwarding, and refusals are logged."},{"name":"tengu_violin_bassbar","slug":"tengu-violin-bassbar","description":"`CLAUDE_CODE_REMOTE_TOOLS_SPECULATIVE_CLASSIFIER` is now read, but the code around it always gives the same answer, so setting it changes nothing"},{"name":"tengu_violin_bridgepin","slug":"tengu-violin-bridgepin","description":"New display styles for background tool results and for repository-trust folder-wait refusals"},{"name":"tengu_violin_chinrest","slug":"tengu-violin-chinrest","description":"Notices for shared\/served folders are now deduplicated and capped instead of fired one by one"},{"name":"tengu_violin_fret","slug":"tengu-violin-fret","description":"Headless and desktop cloud sessions in auto or bypass mode now ask once whether Claude may act unattended, and the answer is saved."},{"name":"tengu_violin_lining","slug":"tengu-violin-lining","description":"Tool calls forwarded from a cloud session are blocked from reading or changing your machine's keychains and credential files"},{"name":"tengu_violin_mute","slug":"tengu-violin-mute","description":"Scaffolding to mute and unmute served tools has landed, with state labels and a periodic timer, but nothing calls it."},{"name":"tengu_violin_peg","slug":"tengu-violin-peg","description":"New sandbox and approval flow for project hooks run read-only during cloud\/remote sessions"},{"name":"tengu_violin_pegbox","slug":"tengu-violin-pegbox","description":"Remote sessions started from the desktop app now need a second flag as well."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-violin-fingerboard","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}