Replace lazy AppStorage calls with AccountManager

common/types/Account.swift

@@ -0,0 +1,24 @@
+//
+//  Account.swift
+//  meterios
+//
+//  (c) 2025 Martin "maride" Dessauer
+//
+
+struct Account: Encodable, Decodable {
+    private let address: String
+    private let userID: Int
+
+    init(address: String, userID: Int) {
+        self.address = address
+        self.userID = userID
+    }
+
+    func GetAddress() -> String {
+        return address
+    }
+
+    func GetUserID() -> Int {
+        return userID
+    }
+}