try to fix this spaghetti of a code

e2e/crash-fixture.js

@@ -0,0 +1,16 @@
+const crypto = require('node:crypto');
+const {createRepository} = require('../lib/repository');
+const {createLobbyService} = require('../lib/lobbies');
+(async () => {
+    const repo = await createRepository(process.argv[2]);
+    for (const username of ['a','b']) await repo.register(username,'unused-test-hash',null);
+    let now=1;
+    const lobbies=createLobbyService(repo,{ante:10,now:()=>now,intermissionMs:60000,turnMs:30000});
+    const command=(username,type,fields={})=>lobbies.command(username,{type,requestId:crypto.randomUUID(),...fields});
+    const {lobbyId}=await command('a','lobby:create');
+    await command('b','lobby:join',{lobbyId}); await command('a','poker:start',{lobbyId});
+    const game=lobbies.get(lobbyId).game; now=game.nextRoundStartsAt;
+    await command(null,'timer',{lobbyId,handId:game.id,phase:'intermission',deadline:now});
+    await command('b','poker:action',{lobbyId,action:'bet',payload:{amount:30}});
+    process.send({ready:true,totals:await repo.totals()});
+})().catch(error=>{console.error(error);process.exit(1);});

e2e/recovery.spec.js

@@ -0,0 +1,25 @@
+const {test,expect} = require('@playwright/test');
+const {fork} = require('node:child_process');
+const {once} = require('node:events');
+const fs = require('node:fs/promises');
+const os = require('node:os');
+const path = require('node:path');
+const {createRepository} = require('../lib/repository');
+test('a killed process leaves durable escrow that the next owner refunds once',async()=>{
+    const directory=await fs.mkdtemp(path.join(os.tmpdir(),'gambling-crash-'));
+    const filename=path.join(directory,'test.sqlite');
+    const child=fork(path.join(__dirname,'crash-fixture.js'),[filename],{stdio:['ignore','ignore','pipe','ipc'],windowsHide:true});
+    try {
+        const [message]=await once(child,'message');
+        expect(message.totals).toEqual({users:350,escrow:50});
+        const exited=once(child,'exit'); child.kill('SIGKILL'); await exited;
+        const repository=await createRepository(filename);
+        try {await repository.recover();await repository.recover();expect(await repository.totals()).toEqual({users:400,escrow:0});}
+        finally {await repository.close();}
+    } finally {
+        if(child.exitCode===null && child.signalCode===null){const exited=once(child,'exit');child.kill('SIGKILL');await exited;}
+        const relative=path.relative(os.tmpdir(),directory);
+        if(relative.startsWith('..') || path.isAbsolute(relative) || !path.basename(directory).startsWith('gambling-crash-')) throw new Error('Unsafe cleanup path');
+        await fs.rm(directory,{recursive:true,force:true});
+    }
+});