Don't make install permission required during onboarding

Closes #10257

We show a warning banner in the extensions list and also rely on the system
alert popup if someone attempts to install without the permission already
granted.

app/src/main/java/eu/kanade/presentation/browse/ExtensionsScreen.kt

@@ -1,6 +1,7 @@
 package eu.kanade.presentation.browse
 
 import androidx.compose.animation.core.animateDpAsState
+import androidx.compose.foundation.clickable
 import androidx.compose.foundation.combinedClickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
@@ -42,12 +43,15 @@ import androidx.compose.ui.unit.dp
 import dev.icerock.moko.resources.StringResource
 import eu.kanade.presentation.browse.components.BaseBrowseItem
 import eu.kanade.presentation.browse.components.ExtensionIcon
+import eu.kanade.presentation.components.WarningBanner
 import eu.kanade.presentation.manga.components.DotSeparatorNoSpaceText
+import eu.kanade.presentation.util.rememberRequestPackageInstallsPermissionState
 import eu.kanade.tachiyomi.extension.model.Extension
 import eu.kanade.tachiyomi.extension.model.InstallStep
 import eu.kanade.tachiyomi.ui.browse.extension.ExtensionUiModel
 import eu.kanade.tachiyomi.ui.browse.extension.ExtensionsScreenModel
 import eu.kanade.tachiyomi.util.system.LocaleHelper
+import eu.kanade.tachiyomi.util.system.launchRequestPackageInstallsPermission
 import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.FastScrollLazyColumn
 import tachiyomi.presentation.core.components.material.PullRefresh
@@ -127,11 +131,24 @@ private fun ExtensionContent(
     onOpenExtension: (Extension.Installed) -> Unit,
     onClickUpdateAll: () -> Unit,
 ) {
+    val context = LocalContext.current
     var trustState by remember { mutableStateOf<Extension.Untrusted?>(null) }
+    val installGranted = rememberRequestPackageInstallsPermissionState()
 
     FastScrollLazyColumn(
         contentPadding = contentPadding + topSmallPaddingValues,
     ) {
+        if (!installGranted && state.installer?.requiresSystemPermission == true) {
+            item {
+                WarningBanner(
+                    textRes = MR.strings.ext_permission_install_apps_warning,
+                    modifier = Modifier.clickable {
+                        context.launchRequestPackageInstallsPermission()
+                    },
+                )
+            }
+        }
+
         state.items.forEach { (header, items) ->
             item(
                 contentType = "header",
@@ -384,6 +401,13 @@ private fun ExtensionItemActions(
             installStep == InstallStep.Idle -> {
                 when (extension) {
                     is Extension.Installed -> {
+                        IconButton(onClick = { onClickItemAction(extension) }) {
+                            Icon(
+                                imageVector = Icons.Outlined.Settings,
+                                contentDescription = stringResource(MR.strings.action_settings),
+                            )
+                        }
+
                         if (extension.hasUpdate) {
                             IconButton(onClick = { onClickItemAction(extension) }) {
                                 Icon(
@@ -392,13 +416,6 @@ private fun ExtensionItemActions(
                                 )
                             }
                         }
-
-                        IconButton(onClick = { onClickItemAction(extension) }) {
-                            Icon(
-                                imageVector = Icons.Outlined.Settings,
-                                contentDescription = stringResource(MR.strings.action_settings),
-                            )
-                        }
                     }
                     is Extension.Untrusted -> {
                         IconButton(onClick = { onClickItemAction(extension) }) {