Add eslint rules & make lint fixes

metro.config.js

@@ -7,11 +7,11 @@
 
 module.exports = {
   transformer: {
-    getTransformOptions: async () => ({
+    getTransformOptions: async () => ( {
       transform: {
         experimentalImportSupport: false,
-        inlineRequires: true,
-      },
-    }),
-  },
+        inlineRequires: true
+      }
+    } )
+  }
 };