refactor: remove babel (#911)

packages/app/.babelrc.js

@@ -1,28 +0,0 @@
-const plugins = [];
-
-if (process.env.NODE_ENV === 'development' || process.env.COVERAGE === 'true') {
-  console.log(
-    'Detected development environment. Instrumenting code for coverage.'
-  );
-  plugins.push('istanbul');
-}
-
-plugins.push([
-  '@emotion',
-  {
-    // See https://emotion.sh/docs/@emotion/babel-plugin
-    importMap: {
-      '@/styles': {
-        styled: {
-          canonicalImport: ['@emotion/styled', 'default'],
-          styledBaseImport: ['@/styles', 'styled'],
-        },
-      },
-    },
-  },
-]);
-
-module.exports = {
-  presets: ['next/babel'],
-  plugins,
-};

packages/app/package.json

@@ -39,7 +39,6 @@
     "yjs": "^13.5.45"
   },
   "devDependencies": {
-    "@emotion/babel-plugin": "^11.10.5",
     "@types/node": "18.7.18",
     "@types/react": "18.0.20",
     "@types/react-dom": "18.0.6",