refactor: particles

app/ecs/components/emitter.js

@@ -1,6 +1,6 @@
 import Component from '@/ecs/component.js';
 
-import Emitter from '@/particles/emitter.js';
+import {Emitter} from '@/lib/particles.js';
 import Ticker from '@/lib/ticker.js';
 
 export default class EmitterComponent extends Component {

app/lib/particles.js

@@ -3,7 +3,7 @@ import K from 'kefir';
 import * as easings from '@/lib/easing.js';
 import {TAU} from '@/lib/math.js';
 
-export default class Emitter {
+export class Emitter {
   constructor(ecs) {
     this.ecs = ecs;
     this.scheduled = [];

app/lib/particles.test.js

@@ -3,7 +3,7 @@ import {expect, test} from 'vitest';
 import Components from '@/ecs/components/index.js';
 import Ecs from '@/ecs/ecs.js';
 
-import Emitter from './emitter.js';
+import {Emitter} from './particles.js';
 
 test('emits particles at once', async () => {
   const ecs = new Ecs({

app/react/components/particle-worker.js

@@ -1,4 +1,4 @@
-import Emitter from '@/particles/emitter.js';
+import {Emitter} from '@/lib/particles.js';
 import createEcs from '@/server/create/ecs.js';
 
 import ClientEcs from './client-ecs.js';