feat: send paykit payment proofs

Bitkit/AppScene.swift

@@ -773,6 +773,7 @@ struct AppScene: View {
             return false
         }
 
+        await PaykitPaymentProofService.shared.reconcile()
         let previousRequests = paykitPaymentRequestManager.pendingRequests
         await paykitPaymentRequestManager.refreshEligibleTargets(savedPublicKeys: contactsManager.contacts.map(\.publicKey))
         await paykitPaymentRequestManager.refresh()

Bitkit/Components/Button/Button.swift

@@ -167,7 +167,8 @@ struct CustomButton: View {
                 icon: icon,
                 isDisabled: effectiveIsDisabled,
                 isPressed: isPressed,
-                isLoading: isLoading
+                isLoading: isLoading,
+                shouldExpand: shouldExpand
             ))
         case .tertiary:
             AnyView(TertiaryButtonView(

Bitkit/Components/Button/SecondaryButtonView.swift

@@ -7,6 +7,7 @@ struct SecondaryButtonView: View {
     let isDisabled: Bool
     let isPressed: Bool
     var isLoading: Bool = false
+    let shouldExpand: Bool
 
     var body: some View {
         HStack(spacing: 8) {
@@ -24,7 +25,7 @@ struct SecondaryButtonView: View {
                 BodySSBText(title, textColor: textColor)
             }
         }
-        .frame(maxWidth: size == .large ? .infinity : nil)
+        .frame(maxWidth: (size == .large || shouldExpand) ? .infinity : nil)
         .frame(height: buttonHeight)
         .padding(.horizontal, 16)
         .background(isPressed ? Color.white10 : Color.clear)