chore: add prettier and reformat lib

client/package.json

@@ -7,7 +7,8 @@
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "build": "tsc"
+    "build": "tsc",
+    "check": "tsc --noEmit --skipLibCheck"
   },
   "dependencies": {
     "sorted-btree": "1.5.0",
@@ -19,8 +20,20 @@
   "devDependencies": {
     "@types/node": "16.4.13",
     "@types/uuid": "8.3.1",
+    "husky": "^4.3.8",
+    "lint-staged": "^12.3.7",
+    "prettier": "^2.6.1",
     "ts-node": "10.2.0",
     "tslint": "6.1.3",
     "typescript": "4.3.5"
+  },
+  "husky": {
+    "hooks": {
+      "pre-commit": "lint-staged && npm run check"
+    }
+  },
+  "lint-staged": {
+    "**/*.{js,ts,html,md,less,json}": "prettier --write",
+    "*.ts": "tslint --fix"
   }
 }