feat: refactor 30+ skills to Anthropic progressive disclosure pattern

- All SKILL.md files now <500 lines (avg reduction 69%)
- Detailed content extracted to references/ subdirectories
- Frontmatter standardised: only name + description (Anthropic standard)
- New skills: brand-guidelines, spec-coauthor, report-templates, skill-creator
- Design skills: anti-slop guidelines, premium-proposals reference
- Removed non-standard frontmatter fields (triggers, version, author, category)

Plugins affected: infraestrutura, marketing, dev-tools, crm-ops, gestao,
core-tools, negocio, perfex-dev, wordpress, design-media

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

dev-tools/skills/react-patterns/references/custom-hooks.md

@@ -0,0 +1,66 @@
+# React - Custom Hooks Uteis
+
+## useDebounce
+
+```tsx
+function useDebounce<T>(value: T, delay: number): T {
+  const [debouncedValue, setDebouncedValue] = useState(value);
+
+  useEffect(() => {
+    const timer = setTimeout(() => setDebouncedValue(value), delay);
+    return () => clearTimeout(timer);
+  }, [value, delay]);
+
+  return debouncedValue;
+}
+
+// Uso
+const searchTerm = useDebounce(input, 500);
+```
+
+---
+
+## useLocalStorage
+
+```tsx
+function useLocalStorage<T>(key: string, initialValue: T) {
+  const [storedValue, setStoredValue] = useState<T>(() => {
+    try {
+      const item = window.localStorage.getItem(key);
+      return item ? JSON.parse(item) : initialValue;
+    } catch {
+      return initialValue;
+    }
+  });
+
+  const setValue = (value: T | ((val: T) => T)) => {
+    const valueToStore = value instanceof Function ? value(storedValue) : value;
+    setStoredValue(valueToStore);
+    window.localStorage.setItem(key, JSON.stringify(valueToStore));
+  };
+
+  return [storedValue, setValue] as const;
+}
+```
+
+---
+
+## useFetch
+
+```tsx
+function useFetch<T>(url: string) {
+  const [data, setData] = useState<T | null>(null);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState<Error | null>(null);
+
+  useEffect(() => {
+    fetch(url)
+      .then(res => res.json())
+      .then(setData)
+      .catch(setError)
+      .finally(() => setLoading(false));
+  }, [url]);
+
+  return { data, loading, error };
+}
+```