fix: call OpenCode Go API directly

fix: keep chat available when remote memory is down

fix codex harness opencode connection

switch Codex Harness to OpenCode API

replace DeepSeek Harness with official OpenAI Codex Harness

Add structured context compression for data requests

Improve conversation continuity for data request follow-ups

Deploy v4.3.0 persistent task center

Deploy v4.1.0 ocean batch export jobs

Deploy v4.0.0 large download jobs and range resume

Deploy v3.9.2 unified download manager

Deploy v3.9.0 unified query phase 1

Deploy v3.8.1 chat navigation and ocean intent fix

Deploy v3.8.0 P0 finish and runtime regression guards

Deploy v3.7.2 P0 architecture refactor phase 3

Deploy v3.7.1 P0 architecture refactor phase 2

Deploy v3.7.0 P0 architecture refactor

Deploy v3.6.2 native quality center

Deploy v3.6.1 quality trust drilldown

Deploy v3.6.0 data health center

Deploy v3.5.1 agent intent fix

Deploy v3.5.0 agent data planner

Deploy v3.4.0 persistence update

Clean deploy v3.3.0