MCP Server 2.0 (#452)

* MCP Server 2.0

- Updated application version from 2.23.14 to 2.24.0 in package.json.
- MCP Server improved with new features
- Migrated functionality from Dev Tools to MCP Server
- Improved getMonitoringProvider not to crash application when misconfigured

packages/mcp-server/src/tools/emails/index.ts

@@ -0,0 +1,109 @@
+import type { McpServer } from '@modelcontextprotocol/sdk/server/mcp.js';
+
+import {
+  type KitEmailsDeps,
+  createKitEmailsDeps,
+  createKitEmailsService,
+} from './kit-emails.service';
+import {
+  KitEmailsListInputSchema,
+  KitEmailsListOutputSchema,
+  KitEmailsReadInputSchema,
+  KitEmailsReadOutputSchema,
+} from './schema';
+
+type TextContent = {
+  type: 'text';
+  text: string;
+};
+
+export function registerKitEmailTemplatesTools(server: McpServer) {
+  const service = createKitEmailsService(createKitEmailsDeps());
+
+  server.registerTool(
+    'kit_email_templates_list',
+    {
+      description:
+        'List project email template files (React Email + Supabase auth templates), not received inbox messages',
+      inputSchema: KitEmailsListInputSchema,
+      outputSchema: KitEmailsListOutputSchema,
+    },
+    async () => {
+      try {
+        const result = await service.list();
+
+        return {
+          structuredContent: result,
+          content: buildTextContent(JSON.stringify(result)),
+        };
+      } catch (error) {
+        return buildErrorResponse('kit_email_templates_list', error);
+      }
+    },
+  );
+
+  server.registerTool(
+    'kit_email_templates_read',
+    {
+      description:
+        'Read a project email template source file by template id, with extracted props and optional rendered HTML sample',
+      inputSchema: KitEmailsReadInputSchema,
+      outputSchema: KitEmailsReadOutputSchema,
+    },
+    async (input) => {
+      try {
+        const { id } = KitEmailsReadInputSchema.parse(input);
+        const result = await service.read({ id });
+
+        const content: TextContent[] = [];
+
+        // Return source, props, and metadata
+        const { renderedHtml, ...metadata } = result;
+
+        content.push({ type: 'text', text: JSON.stringify(metadata) });
+
+        // Include rendered HTML as a separate content block
+        if (renderedHtml) {
+          content.push({
+            type: 'text',
+            text: `\n\n--- Rendered HTML ---\n\n${renderedHtml}`,
+          });
+        }
+
+        return {
+          structuredContent: result,
+          content,
+        };
+      } catch (error) {
+        return buildErrorResponse('kit_email_templates_read', error);
+      }
+    },
+  );
+}
+
+export const registerKitEmailsTools = registerKitEmailTemplatesTools;
+
+function buildErrorResponse(tool: string, error: unknown) {
+  const message = `${tool} failed: ${toErrorMessage(error)}`;
+
+  return {
+    isError: true,
+    content: buildTextContent(message),
+  };
+}
+
+function toErrorMessage(error: unknown) {
+  if (error instanceof Error) {
+    return error.message;
+  }
+
+  return 'Unknown error';
+}
+
+function buildTextContent(text: string): TextContent[] {
+  return [{ type: 'text', text }];
+}
+
+export { createKitEmailsService, createKitEmailsDeps };
+export type { KitEmailsDeps };
+export type { KitEmailsListOutput, KitEmailsReadOutput } from './schema';