Hello yarn berry

build/start.js

@@ -5,7 +5,7 @@ const path = require('path');
 const cluster = require('cluster');
 const fs = require('fs-extra');
 const { filter } = require('lodash');
-const { argv } = require('yargs');
+const argv = require('cac')().parse();
 const hydro = require('hydrooj');
 
 if (!cluster.isMaster) {
@@ -24,7 +24,7 @@ if (!cluster.isMaster) {
     fs.writeFileSync(addonPath, JSON.stringify(addons, null, 2));
 
     try {
-        const ui = argv.ui || '@hydrooj/ui-default';
+        const ui = argv.options.ui || '@hydrooj/ui-default';
         require.resolve(ui);
         addons = [ui, ...addons];
     } catch (e) {
@@ -33,7 +33,7 @@ if (!cluster.isMaster) {
 
     addons = Array.from(new Set(addons));
     for (const addon of addons) hydro.addon(addon);
-    (argv._[0] === 'cli' ? hydro.loadCli : hydro.load)().catch((e) => {
+    (argv.args[0] === 'cli' ? hydro.loadCli : hydro.load)().catch((e) => {
         console.error(e);
         process.exit(1);
     });