Add docs and project files - force for Culurien

docs/2_ARCHITECTURE/agent/Command_Ack.md

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+# Command Acknowledgment System
+
+**Status**: Implementation Complete - Documentation Deferred
+**Target**: Detailed documentation for v0.2 release
+**Priority**: P4 (Documentation Debt)
+
+## Current Implementation Status
+
+✅ **Fully Implemented**: Agent command acknowledgment system using `pending_acks.json` for at-least-once delivery guarantees
+
+✅ **Working Features**:
+- Command result persistence across agent restarts
+- Retry mechanism for failed acknowledgments
+- State recovery after service interruption
+- Integration with agent check-in workflow
+
+## Detailed Documentation
+
+**Will be completed for v0.2 release** - This architecture file will be expanded with:
+- Complete acknowledgment flow diagrams
+- State machine details
+- Error recovery procedures
+- Performance and reliability analysis
+
+## Current Reference
+
+For immediate needs, see:
+- `docs/4_LOG/_originals_archive/COMMAND_ACKNOWLEDGMENT_SYSTEM.md` (original design)
+- Agent code: `aggregator-agent/cmd/agent/subsystem_handlers.go`
+- Server integration in agent command handlers
+
+**Last Updated**: 2025-11-12
+**Next Update**: v0.2 release