Add link to storage FAQ in settings screen

app/src/main/java/eu/kanade/presentation/more/onboarding/StorageStep.kt

@@ -77,7 +77,7 @@ internal class StorageStep : OnboardingStep {
             Text(stringResource(MR.strings.onboarding_storage_help_info, stringResource(MR.strings.app_name)))
             Button(
                 modifier = Modifier.fillMaxWidth(),
-                onClick = { handler.openUri("https://tachiyomi.org/docs/faq/storage") },
+                onClick = { handler.openUri(SettingsDataScreen.HELP_URL) },
             ) {
                 Text(stringResource(MR.strings.onboarding_storage_help_action))
             }

app/src/main/java/eu/kanade/presentation/more/settings/screen/SettingsDataScreen.kt

@@ -7,8 +7,13 @@ import android.net.Uri
 import androidx.activity.compose.ManagedActivityResultLauncher
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.layout.RowScope
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.automirrored.outlined.HelpOutline
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
 import androidx.compose.material3.MultiChoiceSegmentedButtonRow
 import androidx.compose.material3.SegmentedButton
 import androidx.compose.material3.SegmentedButtonDefaults
@@ -22,6 +27,7 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalUriHandler
 import androidx.core.net.toUri
 import cafe.adriel.voyager.navigator.LocalNavigator
 import cafe.adriel.voyager.navigator.currentOrThrow
@@ -58,11 +64,23 @@ import uy.kohesive.injekt.api.get
 object SettingsDataScreen : SearchableSettings {
 
     val restorePreferenceKeyString = MR.strings.label_backup
+    const val HELP_URL = "https://tachiyomi.org/docs/faq/storage"
 
     @ReadOnlyComposable
     @Composable
     override fun getTitleRes() = MR.strings.label_data_storage
 
+    @Composable
+    override fun RowScope.AppBarAction() {
+        val uriHandler = LocalUriHandler.current
+        IconButton(onClick = { uriHandler.openUri(HELP_URL) }) {
+            Icon(
+                imageVector = Icons.AutoMirrored.Outlined.HelpOutline,
+                contentDescription = stringResource(MR.strings.tracking_guide),
+            )
+        }
+    }
+
     @Composable
     override fun getPreferences(): List<Preference> {
         val backupPreferences = Injekt.get<BackupPreferences>()