feat: introduce mnemonic recovery success modal

Closes #1080

ui/onboarding/ExistingKey.qml

@@ -29,7 +29,7 @@ Item {
               wentNext = true
               enterSeedPhraseModal.close()
               onboardingModel.importMnemonic(mnemonic)
-              createPasswordModal.open()
+              recoverySuccessModal.open()
             }
         }
         onClosed: function () {
@@ -39,6 +39,19 @@ Item {
         }
     }
 
+    MnemonicRecoverySuccessModal {
+        id: recoverySuccessModal
+        onButtonClicked: {
+            recoverySuccessModal.close()
+            createPasswordModal.open()
+        }
+        onClosed: function () {
+            if (!enterSeedPhraseModal.wentNext) {
+                existingKeyView.onClosed()
+            }
+        }
+    }
+
     CreatePasswordModal {
         id: createPasswordModal
         onClosed: function () {

ui/onboarding/MnemonicRecoverySuccessModal.qml

@@ -0,0 +1,75 @@
+import QtQuick 2.13
+import QtQuick.Controls 2.13
+import QtQuick.Dialogs 1.3
+import "../imports"
+import "../shared"
+import "../shared/status"
+
+ModalPopup {
+    id: popup
+    title: qsTr("Your keys have been successfully recovered")
+    height: 500
+
+    signal buttonClicked()
+
+    StyledText {
+        id: info
+        anchors.top: parent.top
+        anchors.topMargin: Style.current.bigPadding*2
+        anchors.left: parent.left
+        anchors.right: parent.right
+        anchors.leftMargin: Style.current.bigPadding
+        anchors.rightMargin: Style.current.bigPadding
+        text: qsTr("You will have to create a new code or password to re-encrypt your keys")
+        font.pixelSize: 15
+        color: Style.current.secondaryText
+        wrapMode: Text.WordWrap
+        horizontalAlignment: Text.AlignHCenter
+    }
+
+    StatusImageIdenticon {
+        id: identicon
+        source: onboardingModel.currentAccount.identicon
+        anchors.top: info.bottom
+        anchors.topMargin: Style.current.bigPadding
+        anchors.horizontalCenter: parent.horizontalCenter
+        width: 60
+        height: 60
+    }
+
+    StyledText {
+        id: username
+        anchors.top: identicon.bottom
+        anchors.topMargin: Style.current.padding
+        anchors.horizontalCenter: identicon.horizontalCenter
+        text: onboardingModel.currentAccount.username
+        font.weight: Font.Bold
+        font.pixelSize: 15
+    }
+
+    Address {
+        anchors.top: username.bottom
+        anchors.topMargin: Style.current.halfPadding
+        anchors.horizontalCenter: username.horizontalCenter
+        text: onboardingModel.currentAccount.address
+        width: 120
+    }
+
+    footer: Item {
+        anchors.top: parent.bottom
+        anchors.right: parent.right
+        anchors.bottom: popup.bottom
+        anchors.left: parent.left
+
+        StatusButton {
+            anchors.bottom: parent.bottom
+            anchors.topMargin: Style.current.padding
+            anchors.right: parent.right
+            text: qsTr("Re-encrypt your keys")
+
+            onClicked: {
+                popup.buttonClicked()
+            }
+        }
+    }
+}