Timmy-time-dashboard/.handoff/CHECKPOINT.md

Kimi Checkpoint - Updated 2026-02-22 22:45 EST

Session Info

• Duration: ~2.5 hours
• Commits: 1 (c5df954 + this session)
• Assignment: Option A - MCP Tools Integration

Current State

Branch

kimi/sprint-v2-swarm-tools-serve → origin/kimi/sprint-v2-swarm-tools-serve

Test Status

491 passed, 0 warnings

What Was Done

Option A: MCP Tools Integration ✅ COMPLETE

Problem: Tools existed (src/timmy/tools.py) but weren't wired into the agent execution loop. Agents could bid on tasks but not actually execute them.

Solution: Built tool execution layer connecting personas to their specialized tools.

1. ToolExecutor (src/swarm/tool_executor.py)

Manages tool execution for persona agents:

executor = ToolExecutor.for_persona("forge", "forge-001")
result = executor.execute_task("Write a fibonacci function")
# Returns: {success, result, tools_used, persona_id, agent_id}

Features:

• Persona-specific toolkit selection
• Tool inference from task keywords
• LLM-powered reasoning about tool use
• Graceful degradation when Agno unavailable

Tool Mapping:

Persona	Tools
Echo	web_search, read_file, list_files
Forge	shell, python, read_file, write_file, list_files
Seer	python, read_file, list_files, web_search
Quill	read_file, write_file, list_files
Mace	shell, web_search, read_file, list_files
Helm	shell, read_file, write_file, list_files

2. PersonaNode Task Execution

Updated src/swarm/persona_node.py:

• Subscribes to swarm:events channel
• When task_assigned event received → executes task
• Uses ToolExecutor to process task with appropriate tools
• Calls comms.complete_task() with result
• Tracks current_task for status monitoring

Execution Flow:

Task Assigned → PersonaNode._handle_task_assignment()
    ↓
Fetch task description
    ↓
ToolExecutor.execute_task()
    ↓
Infer tools from keywords
    ↓
LLM reasoning (when available)
    ↓
Return formatted result
    ↓
Mark task complete

3. Tests (tests/test_tool_executor.py)

19 new tests covering:

• ToolExecutor initialization for all personas
• Tool inference from task descriptions
• Task execution with/without tools available
• PersonaNode integration
• Edge cases (unknown tasks, no toolkit, etc.)

Files Changed

src/swarm/tool_executor.py        (new, 282 lines)
src/swarm/persona_node.py         (modified)
tests/test_tool_executor.py       (new, 19 tests)

How It Works Now

1. Task Posted → Coordinator creates task, opens auction
2. Bidding → PersonaNodes bid based on keyword matching
3. Auction Close → Winner selected
4. Assignment → Coordinator publishes task_assigned event
5. Execution → Winning PersonaNode:
   • Receives assignment via comms
   • Fetches task description
   • Uses ToolExecutor to process
   • Returns result via complete_task()
6. Completion → Task marked complete, agent returns to idle

Graceful Degradation

When Agno tools unavailable (tests, missing deps):

• ToolExecutor initializes with toolkit=None
• Task execution still works (simulated mode)
• Tool inference works for logging/analysis
• No crashes, clear logging

Integration with Previous Work

This builds on:

• ✅ Lightning interface (c5df954)
• ✅ Swarm routing with capability manifests
• ✅ Persona definitions with preferred_keywords
• ✅ Auction and bidding system

Test Results

$ make test
491 passed in 1.10s

$ pytest tests/test_tool_executor.py -v
19 passed

Next Steps

From the 7-hour task list, remaining items:

Hour 4 — Scary path tests:

• Concurrent swarm load test (10 simultaneous tasks)
• Memory persistence under restart
• L402 macaroon expiry
• WebSocket reconnection
• Voice NLU edge cases

Hour 6 — Mission Control UX:

• Real-time swarm feed via WebSocket
• Heartbeat daemon visible in UI
• Chat history persistence

Hour 7 — Handoff & docs:

• QUALITY_ANALYSIS.md update
• Revelation planning

Quick Commands

# Test tool execution
pytest tests/test_tool_executor.py -v

# Check tool mapping for a persona
python -c "from swarm.tool_executor import ToolExecutor; e = ToolExecutor.for_persona('forge', 'test'); print(e.get_capabilities())"

# Simulate task execution
python -c "
from swarm.tool_executor import ToolExecutor
e = ToolExecutor.for_persona('echo', 'echo-001')
r = e.execute_task('Search for Python tutorials')
print(f'Tools: {r[\"tools_used\"]}')
print(f'Result: {r[\"result\"][:100]}...')
"

---

491 tests passing. MCP Tools Option A complete.