feat(writing-skills): refactor skill to gold standard architecture

skills/writing-skills/references/templates/pattern.md

@@ -0,0 +1,48 @@
+---
+name: pattern-name
+description: >-
+  Use when [recognizable symptom].
+metadata:
+  category: pattern
+  triggers: complexity, hard-to-follow, nested
+---
+
+# Pattern Name
+
+## The Pattern
+
+[1-2 sentence core idea]
+
+## Recognition Signs
+
+- [Sign that pattern applies]
+- [Another sign]
+- [Code smell]
+
+## Before
+
+```typescript
+// Complex/problematic
+function before() {
+  // nested, confusing
+}
+```
+
+## After
+
+```typescript
+// Clean/improved
+function after() {
+  // flat, clear
+}
+```
+
+## When NOT to Use
+
+- [Over-engineering case]
+- [Simple case that doesn't need it]
+
+## Impact
+
+**Before:** [Problem metric]
+**After:** [Improved metric]