fixed: trunk URL couldn't be downloaded: https://cdn.cocoapods.org/all_pods_versions_b_e_4.txt, error: execution expired

source 'https://github.com/CocoaPods/Specs.git'

Uncomment the next line to define a global platform for your project

platform :ios, '13.0'

target 'Coffchat' do

Comment the next line if you don't want to use dynamic frameworks

use_frameworks!

Pods for Coffchat

pod 'Alamofire', '~> 5.2' # http
pod 'CocoaAsyncSocket', '~> 7.6.3' # socket

pod 'Socket.IO-Client-Swift', '~> 15.2.0' # socket

pod 'SwiftProtobuf', '~> 1.0' # protobuf
pod 'SnapKit', '~> 5.0.0' # 自动布局第三方库
pod 'SwiftyJSON', '~> 4.0' # json解析库
pod 'Dollar', '9.0.0' # 操作数组的神器，比如将数组划分成若干个子集
pod 'RxSwift', '~> 5' # 一个组合异步和事件驱动编程的库
pod 'RxCocoa', '~> 5' # iOS响应式编程中的两个主流框架（RxSwift+RxCocoa）
pod 'BEMCheckBox' # 高雅的iOS复选框
pod 'Chrysan' # 菊花组件
pod 'CryptoSwift' # hash(md5,sha256),crc32 , 1.3.8
end