Move to keystore

Author: TaeHagen

.gitignore

@@ -11,3 +11,4 @@
 /hwconfig.plist
 /anisette_test
 /certs/fairplay/*
+/keystore/target

Cargo.lock

@@ -51,9 +51,11 @@ hkdf = "0.12.4"
 aes-gcm = "0.10.3"
 cloudkit-proto = { path = "./cloudkit-proto" }
 cloudkit-derive = { path = "./cloudkit-derive" }
+keystore = { path = "./keystore" }
 aes-siv = "0.7.0"
 chrono = "0.4.41"
 bitflags = "2.9.1"
+x509-cert = "0.2.5"
 
 [build-dependencies]
 prost-build = { version = "0.12.0" }