docs: align with satware AG best practices

- Delete deprecated CLAUDE.md
- Create root-level AGENTS.md for AI assistant guidance
- Create SDD constitution in .specify/memory/constitution.md
- Align documentation with PARA structure (docs/product/project-brief.md, docs/tech/stack.md, docs/plans/)
- Add standardized YAML frontmatter to all documentation files
- Update README.md with saTway branding and structure

docs/tech/workstation-health.md

@@ -1,7 +1,13 @@
 ---
-description: Workstation health and specification baseline
-tags: [infrastructure, health-check, workstation]
-last_updated: 2026-03-06
+description: >-
+  Comprehensive health report for the mw-pfeddersheim-workstation, including
+  system specifications, current status, and runtime environment details.
+tags:
+  - infrastructure
+  - health-check
+  - workstation
+  - monitoring
+last_updated: '2026-03-09'
 ---
 
 # Workstation Health Report: mw-manjaro-pf
@@ -13,7 +19,7 @@ last_updated: 2026-03-06
 - **Secondary Disk**: 500 GB SATA SSD (Samsung 840 EVO) -> `/home/mw/models`
 - **OS**: Manjaro Linux (Kernel 6.12)
 
-## Current Health Status (2026-03-06)
+## Current Health Status (2026-03-09)
 - **Disk Usage (/)**: 75% (333G used, 113G free)
 - **Maintenance**: 
   - Orphaned packages cleaned (ninja, texlive components, etc.)