feat(mcp): add convenience methods without cursor parameter

 Add overloaded methods for list operations (tools, resources, templates, prompts)
 that don't require a cursor parameter, simplifying the API for basic use cases
 where pagination is not needed.

Author: tzolov

spring-ai-mcp-core/src/main/java/org/springframework/ai/mcp/client/McpSyncClient.java

@@ -111,6 +111,15 @@ public McpSchema.CallToolResult callTool(McpSchema.CallToolRequest callToolReque
 	 * Send a tools/list request.
 	 * @return the list of tools result.
 	 */
+	public McpSchema.ListToolsResult listTools() {
+		return this.delegate.listTools().block();
+	}
+
+	/**
+	 * Send a tools/list request.
+	 * @param cursor the cursor
+	 * @return the list of tools result.
+	 */
 	public McpSchema.ListToolsResult listTools(String cursor) {
 		return this.delegate.listTools(cursor).block();
 	}
@@ -128,6 +137,14 @@ public McpSchema.ListResourcesResult listResources(String cursor) {
 		return this.delegate.listResources(cursor).block();
 	}
 
+	/**
+	 * Send a resources/list request.
+	 * @return the list of resources result.
+	 */
+	public McpSchema.ListResourcesResult listResources() {
+		return this.delegate.listResources().block();
+	}
+
 	/**
 	 * Send a resources/read request.
 	 * @param resource the resource to read
@@ -158,6 +175,14 @@ public McpSchema.ListResourceTemplatesResult listResourceTemplates(String cursor
 		return this.delegate.listResourceTemplates(cursor).block();
 	}
 
+	/**
+	 * Request a list of resource templates the server has.
+	 * @return the list of resource templates result.
+	 */
+	public McpSchema.ListResourceTemplatesResult listResourceTemplates() {
+		return this.delegate.listResourceTemplates().block();
+	}
+
 	/**
 	 * List Changed Notification. When the list of available resources changes, servers
 	 * that declared the listChanged capability SHOULD send a notification:
@@ -195,6 +220,10 @@ public ListPromptsResult listPrompts(String cursor) {
 		return this.delegate.listPrompts(cursor).block();
 	}
 
+	public ListPromptsResult listPrompts() {
+		return this.delegate.listPrompts().block();
+	}
+
 	public GetPromptResult getPrompt(GetPromptRequest getPromptRequest) {
 		return this.delegate.getPrompt(getPromptRequest).block();
 	}