npm i react-native-vector-icons 
npm i rnpm

yarn add react-navigation

npm i mock --save

npm i query-string --save

npm i lodash --save

npm i react-native-video --save

npm i react-native-sk-countdown --save

npm install react-native-storage --save

npm install react-native-image-picker --save

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npm install npm@latest -g

react-native link