Update meta

Author: wddwycc

README.md

@@ -130,6 +130,11 @@ If you prefer, there is also a nice [video tutorial](https://www.youtube.com/wat
 
 > 5.x requires RxSwift 6, If you are using RxSwift 5, please use 4.x.
 
+### SPM
+
+1. File > Swift Packages > Add Package Dependency
+2. Add https://github.com/RxSwiftCommunity/RxTheme
+
 ### Cocoapods
 
 ```ruby

RxTheme.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'RxTheme'
-  s.version          = '5.0.2'
+  s.version          = '5.0.4'
   s.summary          = 'Theme management based on RxCocoa'
   s.description      = <<-DESC
 Theme management based on RxSwift and RxCocoa, easy to use, easy to extend.