refactor: add TaskDispatcher for automatic task assignment to idle turtles

server/server.js

@@ -4,6 +4,7 @@ import cors from 'cors';
 import { createServer } from 'http';
 import * as db from './database.js';
 import { Turtle } from './Turtle.js';
+import { TaskDispatcher } from './TaskDispatcher.js';
 
 const app = express();
 const PORT = 3001;
@@ -78,6 +79,14 @@ for (const block of savedBlocks) {
 // Timeout for considering turtles offline (30 seconds)
 const TURTLE_TIMEOUT = 30000;
 
+// Task dispatcher — automatically assigns pending tasks to idle turtles
+const taskDispatcher = new TaskDispatcher({
+  turtles,
+  db,
+  broadcastToClients: (data) => broadcastToClients(data),
+  pollInterval: parseInt(process.env.DISPATCH_INTERVAL || '5000', 10),
+});
+
 // Broadcast to all web clients
 function broadcastToClients(data) {
   const message = JSON.stringify(data);