Fix/server startup blocked by synchronous tasks (#1018)

* Launch missed auto backup task in background

* Launch missed auto global update task in background

* Launch missed auto webui update check task in background

server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/ProtoBackupExport.kt

@@ -10,7 +10,11 @@ package suwayomi.tachidesk.manga.impl.backup.proto
 import android.app.Application
 import android.content.Context
 import eu.kanade.tachiyomi.source.model.UpdateStrategy
+import kotlinx.coroutines.DelicateCoroutinesApi
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.launch
 import mu.KotlinLogging
 import okio.buffer
 import okio.gzip
@@ -70,6 +74,7 @@ object ProtoBackupExport : ProtoBackupBase() {
         )
     }
 
+    @OptIn(DelicateCoroutinesApi::class)
     fun scheduleAutomatedBackupTask() {
         HAScheduler.descheduleCron(backupSchedulerJobId)
 
@@ -94,7 +99,9 @@ object ProtoBackupExport : ProtoBackupBase() {
         val wasPreviousBackupTriggered =
             (System.currentTimeMillis() - lastAutomatedBackup) < backupInterval.inWholeMilliseconds
         if (!wasPreviousBackupTriggered) {
-            task()
+            GlobalScope.launch(Dispatchers.IO) {
+                task()
+            }
         }
 
         HAScheduler.scheduleCron(task, "$backupMinute $backupHour */${backupInterval.inWholeDays} * *", "backup")

server/src/main/kotlin/suwayomi/tachidesk/manga/impl/update/Updater.kt

@@ -5,8 +5,10 @@ import android.content.Context
 import eu.kanade.tachiyomi.source.model.UpdateStrategy
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.FlowPreview
+import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.cancelChildren
 import kotlinx.coroutines.channels.BufferOverflow
@@ -124,6 +126,7 @@ class Updater : IUpdater {
         addCategoriesToUpdateQueue(Category.getCategoryList(), clear = true, forceAll = false)
     }
 
+    @OptIn(DelicateCoroutinesApi::class)
     fun scheduleUpdateTask() {
         HAScheduler.deschedule(currentUpdateTaskId)
 
@@ -141,7 +144,9 @@ class Updater : IUpdater {
                 if (lastAutomatedUpdate > 0) lastAutomatedUpdate else System.currentTimeMillis()
             ) < updateInterval
         if (!wasPreviousUpdateTriggered) {
-            autoUpdateTask()
+            GlobalScope.launch {
+                autoUpdateTask()
+            }
         }
 
         HAScheduler.schedule(::autoUpdateTask, updateInterval, timeToNextExecution, "global-update")

server/src/main/kotlin/suwayomi/tachidesk/server/util/WebInterfaceManager.kt

@@ -13,8 +13,10 @@ import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.network.NetworkHelper
 import eu.kanade.tachiyomi.network.awaitSuccess
 import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.FlowPreview
+import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.channels.BufferOverflow.DROP_OLDEST
 import kotlinx.coroutines.flow.MutableSharedFlow
@@ -234,6 +236,7 @@ object WebInterfaceManager {
         return serverConfig.webUIUpdateCheckInterval.value.toInt() != 0
     }
 
+    @OptIn(DelicateCoroutinesApi::class)
     private fun scheduleWebUIUpdateCheck() {
         HAScheduler.descheduleCron(currentUpdateTaskId)
 
@@ -266,7 +269,9 @@ object WebInterfaceManager {
         val wasPreviousUpdateCheckTriggered =
             (System.currentTimeMillis() - lastAutomatedUpdate) < updateInterval.inWholeMilliseconds
         if (!wasPreviousUpdateCheckTriggered) {
-            task()
+            GlobalScope.launch(Dispatchers.IO) {
+                task()
+            }
         }
 
         currentUpdateTaskId =