10a601c28b
Reflect recent changes across all docs: - README: add executor loop (fire-and-forget), task events lifecycle, pending-tasks projection, update architecture diagram, add pulse-hermes package, add RFC #58 reference - CONTRIBUTING: add task-events.ts, defs.ts, projection-engine.ts, pending-tasks-projection.ts to code structure, update architecture diagram to three-layer decoupled model, add design principles 6-7, add ui/ directory, add migrate.ts, add RFC #58 reference - DESIGN: update packages table with all current packages