feat: beautiful research sub-agent UI with inline progress steps

feat: emit tool_log events from research sub-agent for UI liveness

feat: add research sub-agent tool, slim down main agent system prompt

feat: add doom-loop detection for repeated tool call patterns

Improve tool output quality: ANSI stripping, tail-biased truncation, noise suppression

feat: render cancelled tool state in UI after user interrupt

feat: cancel sandbox creation on user interrupt

fix: exit gracefully on port conflict in dev mode

fix: prevent port conflict in HF Spaces dev mode

feat: kill sandbox processes and cancel HF jobs on user interrupt

fix: use backend is_processing as source of truth on refresh

fix: auto-retry on truncated tool calls + correct activity status on refresh

fix: retry sandbox API calls on transient failures

fix: live event streaming after reconnection + LiteLLM timeout

chore: double sandbox command timeouts

chore: increase sandbox sleep_time to 45 min

feat: SSE keepalive, reconnection, and is_processing flag

fix: disable chat input during processing after page refresh

fix: clear pending_approval before tool execution starts

fix: per-session state management for smooth task switching

fix: gracefully handle MCP and OpenAPI failures during startup

refactor: simplify tool call validation and make interrupts cancel tool execution

feat: prompt for HF token interactively when not found

feat: CLI local mode, slash commands, interrupt support; remove lmnr; frontend fixes

fix: correct context_length init and emit tool_call events for malformed calls

feat: improve bash tool status labels in activity bar

fix: handle interrupt during streaming tool calls without corrupting context

fix: recover malformed tool calls instead of crashing session

feat: add data audit section to system prompt

fix: clear global activity state when switching away from a session

fix: reset approval UI state when new approval round arrives

fix: wire sandbox bash streaming to frontend panel

fix: properly close SDK message on error, show tool errorText

Revert "fix: show errorText for failed tools, bump eval max_iterations to 300"

fix: show errorText for failed tools, bump eval max_iterations to 300

fix: protect system prompt in undo, scan backwards for dangling tool calls, gate input on SDK status

fix: patch dangling tool calls on error, move undo to context manager

stream sandbox creation logs to tool output, fix hf_jobs final status race

replace websocket transport with SSE

fix: remove unused StatusDot and isConnected from sidebar

fix: improve compaction summary prompt, remove sidebar status bar

fix: increase sandbox sleep_time to 1500s

sync: org onboarding, model updates, sandbox cleanup, prompt fixes

fix: buffer websocket events during disconnects and replay on reconnect

fix: input tab order and remove auto-scroll on panel open

feat: input/output toggle in CodePanel, tool error handling

fix: merge consecutive assistant messages on page refresh

fix: show activity status for approval-flow tools and revert chip override

feat: resolve sandbox file paths and show tool description in status

fix: use user OAuth token for job creation (has job.write on org)