Update platform docs: accuracy audit and module path migration
- MCNS/MCP status: Planned → Implemented (both deployed on rift)
- Add mcp/, mcns/, mcdoc/ to project map and repo structure
- Fix MCNS description from CoreDNS precursor to custom Go DNS server
- Fix versions: MCR v1.1.0, MCDSL v1.1.0, MCIAS v1.7.0
- Update mcdsl adoption status (metacrypt now migrated)
- Fix engineering-standards: Go 1.25 builder, proto v1 conventions
- Update PLATFORM_EVOLUTION gap #8 (MCNS API exists)
- Migrate all module path references from kyle/ to mc/ org
- Fix diagrams: MCP Slave → MCP Agent, Docker → Podman
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>