Add Fable 5.1 support and configurable CLI behavior

Strengthen API retries for transient server failures

Keep the dev CLI artifact available to collaborators

Share the working Opus 4.8 free-code build

build: stop tracking the cli binary, add multi-platform CI

fix: drain S3 log uploads before headless exit

fix: content-keyed workflow resume cache

fix: workflow review round 3 — log input errors, deterministic resume cache, skip/retry UI

feat(lsp): workspaceSymbol takes a query (upstream 2.1.227 parity)

fix: workflow review round 2 — worker error boundary and race fixes

i18n: Russian spinner verbs, rebuild cli

fix: content-keyed workflow resume cache

fix: workflow review round 3 — log input errors, deterministic resume cache, skip/retry UI

feat(lsp): workspaceSymbol takes a query (upstream 2.1.227 parity)

fix: workflow review round 2 — worker error boundary and race fixes

i18n: Russian spinner verbs, rebuild cli

feat: Workflow tool and ultracode mode (WORKFLOW_SCRIPTS)

prompts: port system and tool prompts from upstream 2.1.227

Add Claude Opus 5 model support

docs: compact S3 log-upload guide, drop provider examples

Enable S3 log upload by default with visible errors

Add Claude Fable 5 model support

Keep the dev CLI artifact local

Share the working Opus 4.8 free-code build