Implement backups settings fragment.

app/src/main/java/org/thoughtcrime/securesms/backup/v2/ui/MessageBackupsFrequency.kt

@@ -0,0 +1,16 @@
+/*
+ * Copyright 2024 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.thoughtcrime.securesms.backup.v2.ui
+
+/**
+ * Describes how often a users messages are backed up.
+ */
+enum class MessageBackupsFrequency {
+  DAILY,
+  WEEKLY,
+  MONTHLY,
+  NEVER
+}

app/src/main/java/org/thoughtcrime/securesms/backup/v2/ui/MessageBackupsTypeFeature.kt

@@ -18,6 +18,9 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.unit.dp
+import org.signal.core.ui.Previews
+import org.signal.core.ui.SignalPreview
+import org.thoughtcrime.securesms.R
 
 /**
  * Represents a "Feature" included for a specify tier of message backups
@@ -53,3 +56,16 @@ fun MessageBackupsTypeFeatureRow(
     )
   }
 }
+
+@SignalPreview
+@Composable
+private fun MessageBackupsTypeFeatureRowPreview() {
+  Previews.Preview {
+    MessageBackupsTypeFeatureRow(
+      messageBackupsTypeFeature = MessageBackupsTypeFeature(
+        iconResourceId = R.drawable.symbol_edit_24,
+        label = "Content Label"
+      )
+    )
+  }
+}

app/src/main/java/org/thoughtcrime/securesms/backup/v2/ui/MessageBackupsTypeSelectionScreen.kt

@@ -21,6 +21,7 @@ import androidx.compose.foundation.text.ClickableText
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.Stable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -269,6 +270,7 @@ private fun formatCostPerMonth(pricePerMonth: FiatMoney): String {
   }
 }
 
+@Stable
 data class MessageBackupsType(
   val pricePerMonth: FiatMoney,
   val title: String,