Add loader layout

app/src/main/res/layout/row_loader.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:id="@+id/container"
+	android:layout_width="match_parent"
+	android:layout_height="56dp"
+	android:background="?selectableItemBackground">
+
+	<androidx.core.widget.ContentLoadingProgressBar
+		android:id="@+id/progressBar"
+		style="?android:attr/progressBarStyleSmall"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_marginStart="8dp"
+		android:layout_marginTop="8dp"
+		android:layout_marginEnd="8dp"
+		android:layout_marginBottom="8dp"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toTopOf="parent" />
+
+	<androidx.constraintlayout.widget.Guideline
+		android:id="@+id/guidelineStart"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:orientation="vertical"
+		app:layout_constraintGuide_begin="0dp" />
+
+	<androidx.constraintlayout.widget.Guideline
+		android:id="@+id/guidelineEnd"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:orientation="vertical"
+		app:layout_constraintGuide_end="0dp" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>