# openspec/changes/archive/2026-05-19-tool-instances/specs dir: openspec/changes/archive/2026-05-19-tool-instances/specs index: openspec/changes/archive/2026-05-19-tool-instances/specs/.pi-map.index.md ## role Defines technical specifications for a Docker container lifecycle management system for user session tool instances. ## files - spec.md | Defines technical specifications for a tool instance management system that creates, monitors, and controls Docker containers for user sessions with lifecycle operations and status tracking. | dep: Docker, PostgreSQL, REST API, Git repositories, template engine ## arch Specification-driven architecture using markdown-based technical documentation with lifecycle state management, monitoring, and control operation patterns for containerized workloads. ## tags docker, spec, defines, technical, specifications, tool, instance, management ## symbols - ## workflows - ## dirty -