Initial commit — Singular Particular Space v1

Homepage (site/index.html): integration-v14 promoted, Writings section
integrated with 33 pieces clustered by type (stories/essays/miscellany),
Writings welcome lightbox, content frame at 98% opacity.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

skills/composition-patterns/rules/_sections.md

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+# Sections
+
+This file defines all sections, their ordering, impact levels, and descriptions.
+The section ID (in parentheses) is the filename prefix used to group rules.
+
+---
+
+## 1. Component Architecture (architecture)
+
+**Impact:** HIGH  
+**Description:** Fundamental patterns for structuring components to avoid prop
+proliferation and enable flexible composition.
+
+## 2. State Management (state)
+
+**Impact:** MEDIUM  
+**Description:** Patterns for lifting state and managing shared context across
+composed components.
+
+## 3. Implementation Patterns (patterns)
+
+**Impact:** MEDIUM  
+**Description:** Specific techniques for implementing compound components and
+context providers.
+
+## 4. React 19 APIs (react19)
+
+**Impact:** MEDIUM  
+**Description:** React 19+ only. Don't use `forwardRef`; use `use()` instead of `useContext()`.