removed type: module from package.json

TS2589 fixes

TS2589

package.json

@@ -17,7 +17,6 @@
   "engines": {
     "pnpm": ">=11.4.0 <12"
   },
-  "type": "module",
   "dependencies": {
     "@modelcontextprotocol/sdk": "^1.13.1",
     "fastify": "^5.2.1",

src/mcpConnection.ts

@@ -51,11 +51,15 @@ export default class McpSession {
 
         this.registeredTools.push(
             ...toolsToRegister
-                .map((tool) => this.mcp.registerTool(
-                    tool.title,
-                    tool.config,
-                    tool.handler,
-                ))
+                .map(
+                    (tool) => this.mcp.registerTool(
+                        tool.title,
+                        // ugly workaround for TS2589 error
+                        // eslint-disable-next-line @typescript-eslint/no-explicit-any
+                        tool.config as any,
+                        tool.handler,
+                    )
+                )
         );
     }
 

src/mcpTools/listTools.ts

@@ -15,13 +15,19 @@ export const listToolsTool: ToolDef = {
             type: "text",
             text: JSON.stringify(
                 Object.values(server.tools)
-                    .map((tool) => ({
-                        ...tool,
-                        config: {
-                            ...tool.config,
-                            inputSchema: zodToJsonSchema(z.object(tool.config.inputSchema), { target: "jsonSchema7" }),
+                    .map((tool) => {
+                        // ugly workaround for TS2589 error
+                        // eslint-disable-next-line @typescript-eslint/no-explicit-any
+                        const zodObject = (z.object as any)(tool.config.inputSchema);
+                        const inputSchema = zodToJsonSchema(zodObject, { target: "jsonSchema7" });
+                        return {
+                            ...tool,
+                            config: {
+                                ...tool.config,
+                                inputSchema,
+                            }
                         }
-                    })),
+                    }),
                 null,
                 2,
             )

tsconfig.json

@@ -1,8 +1,7 @@
 {
   "compilerOptions": {
     "target": "ES2022",
-    "module": "ESNext",
-    "moduleResolution": "Bundler",
+    "module": "CommonJS",
     "lib": ["ES2022"],
     "outDir": "dist",
     "rootDir": "src",