Add remote sync removal flow

appstate/remote_binding.go

@@ -115,6 +115,22 @@ func ConfigureRemoteBinding(model *vault.Model, input RemoteBindingInput) (Remot
 	}, nil
 }
 
+func RemoveRemoteBinding(model *vault.Model, binding RemoteBinding) error {
+	if model == nil {
+		return fmt.Errorf("model is required")
+	}
+	if strings.TrimSpace(binding.RemoteProfileID) == "" {
+		return fmt.Errorf("remote profile id is required")
+	}
+	if strings.TrimSpace(binding.CredentialEntryID) == "" {
+		return fmt.Errorf("credential entry id is required")
+	}
+
+	model.RemoveRemoteProfileByID(binding.RemoteProfileID)
+	model.RemoveEntryByID(binding.CredentialEntryID)
+	return nil
+}
+
 func normalizeSyncMode(mode SyncMode) SyncMode {
 	switch mode {
 	case SyncModeAutomaticOnOpenSave: