Migrate to es2020 for TS (#3386)

CHANGELOG.md

@@ -24,6 +24,7 @@ All notable, unreleased changes to this project will be documented in this file.
 - Allow subscription query for sync events - #3099 by @2can
 - Simplify codegen configuration to generate the graphql schema - #2538 by @abumalick
 - Add DevMode panel (trigger: CMD+') - #3333 by @zaiste 
+- Migrate to `es2020` for TypeScript - #3386 by @zaiste 
 
 ## 3.4
 

tsconfig.json

@@ -7,10 +7,12 @@
     "strictNullChecks": false,
     "esModuleInterop": true,
     "jsx": "react",
-    "lib": ["es2017", "dom", "esnext"],
+    "lib": ["es2020", "dom", "esnext"],
     "skipLibCheck": true,
     "sourceMap": true,
-    "target": "es5",
+    "target": "ES2020",
+    "module": "es2020",
+    "moduleResolution": "node",
     "noUnusedLocals": true,
     "noUnusedParameters": true,
     "downlevelIteration": true,