Eslint

.eslintrc.cjs

@@ -0,0 +1,11 @@
+/* eslint-env node */
+module.exports = {
+    extends: ['eslint:recommended', 'plugin:@typescript-eslint/recommended'],
+    parser: '@typescript-eslint/parser',
+    plugins: ['@typescript-eslint'],
+    root: true,
+    ignorePatterns: ["babel.config.js", "jest.config.js", "node_modules/"],
+    rules: {
+        "@typescript-eslint/explicit-function-return-type": "error"
+    }
+};

package.json

@@ -6,7 +6,8 @@
     "start": "expo start",
     "android": "expo start --android",
     "ios": "expo start --ios",
-    "web": "expo start --web"
+    "web": "expo start --web",
+    "lint": "tsc --noEmit && eslint --ext .js,.jsx,.ts,.tsx ./"
   },
   "dependencies": {
     "expo": "~49.0.15",
@@ -17,7 +18,10 @@
   "devDependencies": {
     "@babel/core": "^7.20.0",
     "@types/react": "~18.2.14",
-    "typescript": "^5.1.3"
+    "@typescript-eslint/eslint-plugin": "^6.14.0",
+    "@typescript-eslint/parser": "^6.14.0",
+    "eslint": "^8.55.0",
+    "typescript": "^5.3.3"
   },
   "private": true
 }