chore: add prettier package

.eslintignore

@@ -1,5 +0,0 @@
-node_modules
-dist
-docs
-build
-coverage

.eslintrc.json

@@ -1,12 +1,17 @@
 {
   "root": true,
-  "parser": "@typescript-eslint/parser",
-  "plugins": ["@typescript-eslint"],
+  "env": {
+    "es6": true
+  },
   "extends": [
     "eslint:recommended",
     "plugin:@typescript-eslint/eslint-recommended",
-    "plugin:@typescript-eslint/recommended"
+    "plugin:@typescript-eslint/recommended",
+    "prettier"
   ],
+  "parser": "@typescript-eslint/parser",
+  "plugins": ["@typescript-eslint"],
+  "ignorePatterns": ["node_modules", "dist", "build", "types"],
   "rules": {
     "@typescript-eslint/no-explicit-any": "off"
   }

.prettierrc.json

@@ -0,0 +1,5 @@
+{
+    "semi": false,
+    "arrowParens": "always",
+    "trailingComma": "none"
+}

package.json

@@ -35,9 +35,11 @@
     "@typescript-eslint/parser": "^5.1.0",
     "bigint-conversion": "^2.1.12",
     "eslint": "^8.0.1",
+    "eslint-config-prettier": "^8.3.0",
     "jest": "^27.2.5",
     "jest-config": "^27.2.5",
     "lerna": "^4.0.0",
+    "prettier": "^2.3.2",
     "ts-jest": "^27.0.6",
     "ts-node": "^10.2.0",
     "tslib": "^2.3.1",