add podspec file

README.md

@@ -33,6 +33,13 @@ Install `react-native-sensitive-info` using:
 
 #### iOS
 
+If you are using Cocoapods add the following line to your Podfile:
+```ruby
+pod 'react-native-sensitive-info', path: "../node_modules/react-native-sensitive-info"
+```
+
+otherwise follow those steps:
+
 In XCode, in the project navigator:
 
 * Right click Libraries

react-native-sensitive-info.podspec

@@ -0,0 +1,17 @@
+require 'json'
+
+package = JSON.parse(File.read(File.join(__dir__, 'package.json')))
+
+Pod::Spec.new do |s|
+  s.name          = package['name']
+  s.version       = package['version']
+  s.source_files  = 'ios/**/*.{h,m}'
+  s.platform      = :ios, "9.1"
+  s.author        = package['author']
+  s.license       = package['license']
+  s.summary       = package['description']
+  s.homepage      = 'https://github.com/mCodex/react-native-sensitive-info'
+  s.source        = { :git => 'https://github.com/mCodex/react-native-sensitive-info.git' }
+
+  s.dependency "React"
+end