Add image caching layer

package.json

@@ -8,7 +8,8 @@
     "ios": "react-native run-ios",
     "start": "react-native start",
     "test": "jest",
-    "lint": "eslint . --ext .js,.jsx,.ts,.tsx"
+    "lint": "eslint . --ext .js,.jsx,.ts,.tsx",
+    "build:ios": "react-native bundle --entry-file='index.ts' --bundle-output='./ios/main.jsbundle' --dev=false --platform='ios'"
   },
   "dependencies": {
     "@fortawesome/fontawesome-svg-core": "^1.2.28",
@@ -27,6 +28,7 @@
     "lodash": "^4.17.15",
     "react": "16.11.0",
     "react-native": "0.62.2",
+    "react-native-fast-image": "^8.1.5",
     "react-native-gesture-handler": "^1.6.1",
     "react-native-reanimated": "^1.9.0",
     "react-native-safe-area-context": "^3.0.5",