SB-009-SHACHI_PATTERNS.md (P1, 338 lines)

• Applying SHACHI-patterns from the pattern encyclopedia to D3-TUI
• 5 pattern categories: Streaming (2), Rendering (4), Texture (2), Audio (1), Architecture (2)
• High relevance: ARC-001 (Filename-Based Asset Loading - P0, validated), TEX-001 (Hardware-Decoded Compression - P1, attempted), REN-001 (N/A)
• Medium relevance: STR-002, TEX-002, ARC-002 (all P2, attempted)
• Pattern validation process: Implement → Test → Measure → Document → Review
• Status tracking: theoretical → attempted → validated → refined
• Pattern tracking document (d3tui-patterns-tracking.md) specified
• Test example provided for ARC-001