Grid-cell

Render grid cells using local image caching strategy.

Overview

Built with MVVM-C pattern
Setup UI programmatically
Improve data loading mechanism using image caching strategy
Load image data from local cache first and reload from remote if local loading task failed
Apply Composite Pattern for local/remote image loading task
Bind actions using RxSwift
Send API requests using Alamofire
Demonstrate unit tests for HomeViewModel, GridViewModel, and GridItemCellRenderController