refactor: update method names in ServerBuilder for consistency

- Change withCache() to setCache() in ServerBuilder
- Update example and documentation to reflect method name changes
- Ensure consistency across caching implementation in examples and documentation

Author: xentixar

docs/discovery-caching.md

@@ -20,9 +20,9 @@ use Symfony\Component\Cache\Adapter\ArrayAdapter;
 use Symfony\Component\Cache\Psr16Cache;
 
 $server = Server::make()
-    ->withServerInfo('My Server', '1.0.0')
-    ->withDiscovery(__DIR__, ['.'])
-    ->withCache(new Psr16Cache(new ArrayAdapter())) // Enable caching
+    ->setServerInfo('My Server', '1.0.0')
+    ->setDiscovery(__DIR__, ['.'])
+    ->setCache(new Psr16Cache(new ArrayAdapter())) // Enable caching
     ->build();
 ```
 
@@ -69,8 +69,8 @@ $cache = DoctrineProvider::wrap(new ArrayCache());
 $cache = new Psr16Cache(new ArrayAdapter());
 
 $server = Server::make()
-    ->withDiscovery(__DIR__, ['.'])
-    ->withCache($cache)
+    ->setDiscovery(__DIR__, ['.'])
+    ->setCache($cache)
     ->build();
 ```
 
@@ -81,8 +81,8 @@ $server = Server::make()
 $cache = new Psr16Cache(new FilesystemAdapter('mcp-discovery', 0, '/var/cache'));
 
 $server = Server::make()
-    ->withDiscovery(__DIR__, ['.'])
-    ->withCache($cache)
+    ->setDiscovery(__DIR__, ['.'])
+    ->setCache($cache)
     ->build();
 ```
 

examples/10-cached-discovery-stdio/server.php

@@ -23,6 +23,6 @@
     ->setServerInfo('Cached Discovery Calculator', '1.0.0', 'Calculator with cached discovery for better performance.')
     ->setDiscovery(__DIR__, ['.'])
     ->setLogger(logger())
-    ->withCache(new Psr16Cache(new ArrayAdapter()))
+    ->setCache(new Psr16Cache(new ArrayAdapter()))
     ->build()
     ->connect(new StdioTransport());

src/Server/ServerBuilder.php

@@ -209,7 +209,7 @@ public function setDiscovery(
     /**
      * Enables discovery caching with the provided cache implementation.
      */
-    public function withCache(CacheInterface $cache): self
+    public function setCache(CacheInterface $cache): self
     {
         $this->cache = $cache;