Server actually ticks

server/game/worker.ts

@@ -2,7 +2,7 @@
 
 // runs the game in a worker without any permissions, the host does files and networking
 import type { GameServer } from "./game_server.ts";
-import { TICK_MS } from "./game_server.ts";
+import { GameLoop } from "./game_loop.ts";
 import { GameToHost, HostToGame } from "./host_protocol.ts";
 import { data_url, start_game } from "./load_mods.ts";
 
@@ -68,7 +68,10 @@ async function init(message: Extract<HostToGame, { type: "init" }>) {
 		return;
 	}
 
-	setInterval(() => game!.tick(), TICK_MS);
+	const loop = new GameLoop(() => game!.tick());
+	game.loop = loop;
+	loop.start();
+
 	setInterval(() => {
 		if (game!.world.dirty) {
 			post({ type: "save", data: game!.save(), final: false });