feat(phase5): Upload apps/backend/api/main.py

feat(phase5): Upload apps/backend/agent/runner_v5.py

feat(phase5): Upload apps/backend/agent/self_debug.py

feat(phase5): Upload apps/backend/agent/reasoner.py

feat(phase4): Persistent Workflow OS v4.0.0 — queue + checkpoint + workspace memory

Phase 4: apps/backend/api/main.py

Phase 4: apps/backend/agent/runner_v4.py

Phase 4: apps/backend/agent/workspace_memory.py

Phase 4: apps/backend/agent/checkpoint.py

Phase 4: apps/backend/agent/queue_engine.py

feat(phase2): apps/backend/requirements.txt

feat(phase2): apps/backend/db/schema.py

feat(phase2): apps/backend/api/main.py

feat(phase2): apps/backend/agent/runner_v2.py

feat(phase2): apps/backend/agent/e2b_sandbox.py

feat(phase2): apps/backend/agent/recovery.py

feat(phase2): apps/backend/agent/memory.py

feat(phase2): apps/backend/agent/dag_planner.py

feat(phase1): Execution Foundation Kernel - cancel + sandbox inspector + safe fs/shell

feat: real autonomous agent with tool-execution loop

feat: clean backend deploy (Master Blueprint v1)