feat(client): add convenience methods for listing operations without cursor

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

Author: tzolov

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

@@ -132,6 +132,15 @@ public Mono<McpSchema.CallToolResult> callTool(McpSchema.CallToolRequest callToo
 	 * Send a tools/list request.
 	 * @return the list of tools result.
 	 */
+	public Mono<McpSchema.ListToolsResult> listTools() {
+		return this.listTools(null);
+	}
+
+	/**
+	 * Send a tools/list request.
+	 * @param cursor the cursor
+	 * @return the list of tools result.
+	 */
 	public Mono<McpSchema.ListToolsResult> listTools(String cursor) {
 		return this.sendRequest("tools/list", new McpSchema.PaginatedRequest(cursor), LIST_TOOLS_RESULT_TYPE_REF);
 	}
@@ -149,6 +158,14 @@ public Mono<McpSchema.ListToolsResult> listTools(String cursor) {
 	private static TypeReference<McpSchema.ListResourceTemplatesResult> LIST_RESOURCE_TEMPLATES_RESULT_TYPE_REF = new TypeReference<McpSchema.ListResourceTemplatesResult>() {
 	};
 
+	/**
+	 * Send a resources/list request.
+	 * @return the list of resources result.
+	 */
+	public Mono<McpSchema.ListResourcesResult> listResources() {
+		return this.listResources(null);
+	}
+
 	/**
 	 * Send a resources/list request.
 	 * @param cursor the cursor
@@ -177,6 +194,17 @@ public Mono<McpSchema.ReadResourceResult> readResource(McpSchema.ReadResourceReq
 		return this.sendRequest("resources/read", readResourceRequest, READ_RESOURCE_RESULT_TYPE_REF);
 	}
 
+	/**
+	 * Resource templates allow servers to expose parameterized resources using URI
+	 * templates. Arguments may be auto-completed through the completion API.
+	 *
+	 * Request a list of resource templates the server has.
+	 * @return the list of resource templates result.
+	 */
+	public Mono<McpSchema.ListResourceTemplatesResult> listResourceTemplates() {
+		return this.listResourceTemplates(null);
+	}
+
 	/**
 	 * Resource templates allow servers to expose parameterized resources using URI
 	 * templates. Arguments may be auto-completed through the completion API.
@@ -229,10 +257,28 @@ public Mono<Void> unsubscribeResource(McpSchema.UnsubscribeRequest unsubscribeRe
 	private static TypeReference<McpSchema.GetPromptResult> GET_PROMPT_RESULT_TYPE_REF = new TypeReference<McpSchema.GetPromptResult>() {
 	};
 
+	/**
+	 * List all available prompts.
+	 * @return the list of prompts result.
+	 */
+	public Mono<ListPromptsResult> listPrompts() {
+		return this.listPrompts(null);
+	}
+
+	/**
+	 * List all available prompts.
+	 * @param cursor the cursor
+	 * @return the list of prompts result.
+	 */
 	public Mono<ListPromptsResult> listPrompts(String cursor) {
 		return this.sendRequest("prompts/list", new PaginatedRequest(cursor), LIST_PROMPTS_RESULT_TYPE_REF);
 	}
 
+	/**
+	 * Get a prompt by its id.
+	 * @param getPromptRequest the get prompt request.
+	 * @return the get prompt result.
+	 */
 	public Mono<GetPromptResult> getPrompt(GetPromptRequest getPromptRequest) {
 		return this.sendRequest("prompts/get", getPromptRequest, GET_PROMPT_RESULT_TYPE_REF);
 	}