chore: unify package.json (#100)

Author: Naturalclar

.gitignore

@@ -58,3 +58,13 @@ index.ios.bundle
 
 # Eslint Cache
 .eslintcache
+
+# Bundle artifact
+*.jsbundle
+
+# CocoaPods
+example/ios/Pods/
+
+# expo generated files
+.expo
+web-build

.npmignore

@@ -0,0 +1,3 @@
+export default {
+  entryPoint: './example/App',
+};