refactor: Migrate documentation content, rebuild UI components, and update core architecture.

docs/hooks/frontend.mdx

@@ -0,0 +1,21 @@
+---
+title: Frontend Hooks
+description: Hooks affecting the storefront and checkout experience
+date: 2024-01-31
+---
+
+## Filters
+
+### woonoow_ssr_cache_ttl
+
+Customize the Time-To-Live (TTL) for Server Side Rendered fragments.
+
+**Parameters:**
+*   `$ttl` (int): Time in seconds (Default: 3600).
+
+### woonoow_standard_checkout_field_keys
+
+Modify the standard set of checkout fields recognized by the system.
+
+**Parameters:**
+*   `$keys` (array): List of field aliases (e.g., ['billing_first_name', ...]).