Update the readme about the installation

Author: dreampiggy

Example/Podfile.lock

@@ -18,7 +18,7 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   SDWebImage: fb387001955223213dde14bc08c8b73f371f8d8f
-  SDWebImageSwiftUI: 6ea3735551d25e99fdaaef00f8bcd20741e7ce95
+  SDWebImageSwiftUI: 37af9cb22b2c4581e09a341d88ee96ba98c21c32
 
 PODFILE CHECKSUM: 146734166216dd8fc1597433cc675999454ed4b2
 

Example/SDWebImageSwiftUIDemo/ContentView.swift

@@ -20,6 +20,7 @@ struct ContentView: View {
             AnimatedImage(url: URL(string: "https://raw.githubusercontent.com/liyong03/YLGIFImage/master/YLGIFImageDemo/YLGIFImageDemo/joy.gif")!)
 //                .scaledToFit() // Apple's Bug ? Custom UIView does not passthrough the `contentMode` from Swift UI layout system into UIKit layout system
                 .frame(width: 400, height: 300, alignment: .center)
+            AnimatedImage(data: try! Data(contentsOf: URL(fileURLWithPath: "/tmp/foo.webp")))
         }
     }
 }

README.md

@@ -25,13 +25,35 @@ It aims to ensure the following function available for users and try to do some
 
 ## Installation
 
+#### CocoaPods
+
 SDWebImageSwiftUI is available through [CocoaPods](https://cocoapods.org). To install
 it, simply add the following line to your Podfile:
 
 ```ruby
 pod 'SDWebImageSwiftUI'
 ```
 
+#### Carthage
+
+SDWebImageSwiftUI is available through [Carthage](https://github.com/Carthage/Carthage).
+
+```
+github "dreampiggy/SDWebImageSwiftUI"
+```
+
+#### Swift Package Manager
+
+SDWebImageSwiftUI is available through [Swift Package Manager](https://swift.org/package-manager/).
+
+```swift
+let package = Package(
+    dependencies: [
+        .package(url: "https://github.com/dreampiggy/SDWebImageSwiftUI.git", .branch("master"))
+    ],
+)
+```
+
 ## Usage
 
 + Using `WebImage` to load network image
@@ -51,6 +73,7 @@ var body: some View {
 ```swift
 var body: some View {
     AnimatedImage(url: URL(string: "https://raw.githubusercontent.com/liyong03/YLGIFImage/master/YLGIFImageDemo/YLGIFImageDemo/joy.gif")!)
+    AnimatedImage(data: try! Data(contentsOf: URL(fileURLWithPath: "/tmp/foo.webp")))
 }
 ```