docs: document MCP server naming conventions and implement set-status

- Update architecture.mdc with file/function naming standards for MCP server components

- Update mcp.mdc with detailed naming conventions section

- Update task 23 to include naming convention details

- Update changeset to capture documentation changes

- Rename MCP tool files to follow kebab-case convention

- Implement set-task-status MCP command

mcp-server/src/tools/parse-prd.js

@@ -0,0 +1,50 @@
+/**
+ * tools/parsePRD.js
+ * Tool to parse PRD document and generate tasks
+ */
+
+import { z } from "zod";
+import {
+  handleApiResult,
+  createErrorResponse
+} from "./utils.js";
+import { parsePRDDirect } from "../core/task-master-core.js";
+
+/**
+ * Register the parsePRD tool with the MCP server
+ * @param {Object} server - FastMCP server instance
+ */
+export function registerParsePRDTool(server) {
+  server.addTool({
+    name: "parse_prd_document",
+    description: "Parse PRD document and generate tasks",
+    parameters: z.object({
+      input: z.string().describe("Path to the PRD document file"),
+      numTasks: z.union([z.number(), z.string()]).optional().describe("Number of tasks to generate (default: 10)"),
+      output: z.string().optional().describe("Output path for tasks.json file (default: tasks/tasks.json)"),
+      projectRoot: z
+        .string()
+        .optional()
+        .describe(
+          "Root directory of the project (default: current working directory)"
+        ),
+    }),
+    execute: async (args, { log }) => {
+      try {
+        log.info(`Parsing PRD document with args: ${JSON.stringify(args)}`);
+        
+        // Call the direct function wrapper
+        const result = await parsePRDDirect(args, log);
+        
+        // Log result
+        log.info(`${result.success ? `Successfully generated ${result.data?.taskCount || 0} tasks` : 'Failed to parse PRD'}`);
+        
+        // Use handleApiResult to format the response
+        return handleApiResult(result, log, 'Error parsing PRD document');
+      } catch (error) {
+        log.error(`Error in parsePRD tool: ${error.message}`);
+        return createErrorResponse(error.message);
+      }
+    },
+  });
+}