feat(settings): gateway-to-sandbox runtime settings channel#474

Merged

johntmyers merged 28 commits intomainfrom

codex/feat-405-sandbox-settings-channel

Mar 20, 2026

Commits on Mar 20, 2026

feat(gateway/sandbox): add global and sandbox runtime settings flow
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feat(settings): wip sandbox settings channel and typed registry
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feat(settings): wip global settings get and full key materialization
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fix(settings): use prefixed ID for sandbox settings to avoid object store collision
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feat(tui): add global settings tab with typed editing and HITL confirmation
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feat(settings): support sandbox-scoped setting delete when not globally managed
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feat(tui): add per-sandbox settings tab with scope indicators and edit/delete
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refactor(sandbox): improve poll loop logging to diff settings and conditionally reload policy
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update arch docs for new settings comms channel
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fix(settings): add mutex to serialize settings mutations and prevent read-modify-write races
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fix(settings): prefix global ID, use wrapping_add, add --json output, consolidate TUI utils
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refactor(proto): rename UpdateSandboxPolicy to UpdateSettings for consistency
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fix(settings): address remaining review findings (W3-W6, S1)
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feat(settings): add global policy versioning with revision history and CLI/TUI support
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feat(settings): add global policy versioning, dashboard indicator, and auto-refresh sandbox settings
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chore: fix rustfmt import ordering
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fix(e2e): update Python tests for UpdateSandboxPolicy -> UpdateSettings rename
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fix(tui): add Left arrow key to sandbox policy/settings tab switching
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chore(settings): gate dev keys behind feature flag, filter stale keys from responses
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chore: fix rustfmt import ordering in settings.rs
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fix(settings): gate CLI tests referencing dev-settings keys
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fix(settings): block draft chunk approval when global policy is active
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fix(settings): ensure global policy dedup still writes settings blob
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fix(settings): supersede global policy revisions when global policy is deleted
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fix(settings): skip dedup when latest global policy revision is superseded
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docs(architecture): document global policy lifecycle, state machine, and sandbox effects
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refactor(proto): rename GetSandboxSettings/GetGatewaySettings to GetSandboxConfig/GetGatewayConfig
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fix(e2e): update remaining UpdateSandboxPolicy reference in Python test
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