chore: add sdk link and open search bar (#2912)

Author: omer-topal

docs/custom.css

@@ -92,11 +92,6 @@ html:not(.dark) {
   color: #e2e8f0 !important;
 }
 
-/* Search bar — hidden */
-#navbar [id="search-bar-entry"] {
-  display: none !important;
-}
-
 /* Logo link — inline-flex so the "/ Docs" label sits to the right */
 #navbar a[data-slot="context-menu-trigger"] {
   display: inline-flex !important;

docs/getting-started/enforcement.mdx

@@ -28,6 +28,7 @@ Permify exposes its APIs via both [gRPC](https://buf.build/permifyco/permify/doc
 - [Java](https://github.com/Permify/permify-java)
 - [Javascript](https://github.com/Permify/permify-javascript)
 - [Typescript](https://github.com/Permify/permify-typescript)
+- [PHP](https://github.com/Permify/permify-php/)
 
 <Note>
 <h3>Integration with a Service Mesh</h3>