feat: joel may sometimes answer even when he's not called for.

src/index.ts

@@ -16,6 +16,7 @@ import { BotClient } from "./core/client";
 import { config } from "./core/config";
 import { createLogger } from "./core/logger";
 import { registerEvents } from "./events";
+import { stopSpontaneousMentionsCron } from "./features/joel";
 import { startWebServer } from "./web";
 
 const logger = createLogger("Main");
@@ -55,12 +56,14 @@ async function main(): Promise<void> {
 // Handle graceful shutdown
 process.on("SIGINT", () => {
   logger.info("Shutting down...");
+  stopSpontaneousMentionsCron();
   client.destroy();
   process.exit(0);
 });
 
 process.on("SIGTERM", () => {
   logger.info("Shutting down...");
+  stopSpontaneousMentionsCron();
   client.destroy();
   process.exit(0);
 });