feat: error logging

bot/src/modules/ai.ts

@@ -50,7 +50,10 @@ export const ai = async(
           name: "nhcarrigan-mcp",
           type: "url",
           url:  "https://hikari.nhcarrigan.com/api/mcp",
-          authorization_token: "hikari"
+          tool_configuration: {
+            allowed_tools: ["docs"],
+            enabled: true
+          }
         },
       ],
       messages: messages.map((message) => {

server/src/index.ts

@@ -8,7 +8,7 @@ import cors from "@fastify/cors";
 import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
 import fastify from "fastify";
 // eslint-disable-next-line @typescript-eslint/naming-convention -- 'Tis a class.
-import FastifyMcpServer from "fastify-mcp-server";
+import FastifyMcpServer, { getMcpDecorator } from "fastify-mcp-server";
 import { documentationData } from "./data/docs.js";
 import { corsHook } from "./hooks/cors.js";
 import { ipHook } from "./hooks/ips.js";
@@ -54,6 +54,25 @@ mcp.tool("docs", () => {
   };
 });
 
+const mcpServer = getMcpDecorator(server);
+
+const sessionManager = mcpServer.getSessionManager();
+
+// Session created
+sessionManager.on("sessionCreated", (sessionId: string) => {
+  void logger.log("debug", `New MCP session: ${sessionId}`);
+});
+
+// Session destroyed
+sessionManager.on("sessionDestroyed", (sessionId: string) => {
+  void logger.log("debug", `MCP session ended: ${sessionId}`);
+});
+
+// Transport errors
+sessionManager.on("transportError", (sessionId: string, error: Error) => {
+  void logger.error(`Error in session ${sessionId}:`, error);
+});
+
 await server.register(FastifyMcpServer, {
   endpoint: "/mcp",
   server:   mcp.server,