Client management

• Download NDF.
• Generate a secure password.
• Handle secure password storage with the iOS keychain.
• Create and store a new client.
• Load stored client.
• Remove stored client.
• Example app with all of the above.

Example/ExampleApp/Sources/AppFeature/PasswordStorage+Keychain.swift

@@ -4,7 +4,7 @@ import KeychainAccess
 extension PasswordStorage {
   static let keychain: PasswordStorage = {
     let keychain = KeychainAccess.Keychain(
-      service: "xx.network.client"
+      service: "xx.network.dApps.ExampleApp"
     )
     return PasswordStorage(
       save: { password in keychain[data: "password"] = password},