refactor(android): centralize clipboard handling

pedi-foods/Sources/PediFoods/Views/Auth/OtpView.swift

@@ -181,31 +181,20 @@ struct OtpView: View {
     }
 
     private func pasteOtpFromClipboard() {
-#if canImport(UIKit)
-        let raw = UIPasteboard.general.string ?? ""
+        let raw = appReadClipboardText() ?? ""
         let digits = raw.filter(\.isNumber)
         let trimmed = String(digits.prefix(8))
         if trimmed.isEmpty == false {
             otp = trimmed
         }
-#elseif canImport(AppKit)
-        let raw = NSPasteboard.general.string(forType: .string) ?? ""
-        let digits = raw.filter(\.isNumber)
-        let trimmed = String(digits.prefix(8))
-        if trimmed.isEmpty == false {
-            otp = trimmed
-        }
-#endif
     }
 
     private func autoFillOtpFromClipboardIfAvailable() {
-#if canImport(UIKit)
         guard otp.isEmpty else { return }
-        let raw = UIPasteboard.general.string ?? ""
+        let raw = appReadClipboardText() ?? ""
         let digits = raw.filter(\.isNumber)
         guard digits.count >= 8 else { return }
         otp = String(digits.prefix(8))
-#endif
     }
 
     private var otpDeliveryMessage: String {

pedi-foods/Sources/PediFoods/Views/Main/CheckoutView.swift

@@ -692,12 +692,7 @@ struct PaymentPixView: View {
     }
 
     private func copyToClipboard(_ value: String) {
-#if canImport(UIKit)
-        UIPasteboard.general.string = value
-#elseif canImport(AppKit)
-        NSPasteboard.general.clearContents()
-        NSPasteboard.general.setString(value, forType: .string)
-#endif
+        appWriteClipboardText(value)
     }
 
     private var parsedExpirationDate: Date? {