WIP: make job chain of disappearing messages job, expiration update job, and config sync job

Session/Calls/VideoPreviewVC.swift

@@ -2,6 +2,7 @@
 
 import UIKit
 import SessionUIKit
+import CoreMedia
 
 public protocol VideoPreviewDelegate: AnyObject {
     func cameraDidConfirmTurningOn()

SessionMessagingKit/Database/Models/Interaction.swift

@@ -538,16 +538,9 @@ public extension Interaction {
             interactionInfo: [InteractionReadInfo],
             lastReadTimestampMs: Int64
         ) throws {
-            // Update the last read timestamp if needed
-            try SessionUtil.syncThreadLastReadIfNeeded(
-                db,
-                threadId: threadId,
-                threadVariant: threadVariant,
-                lastReadTimestampMs: lastReadTimestampMs
-            )
-            
             // Add the 'DisappearingMessagesJob' if needed - this will update any expiring
-            // messages `expiresStartedAtMs` values
+            // messages `expiresStartedAtMs` values in local database, and create seperate
+            // jobs updating message expiration
             JobRunner.upsert(
                 db,
                 job: DisappearingMessagesJob.updateNextRunIfNeeded(
@@ -558,6 +551,14 @@ public extension Interaction {
                 )
             )
             
+            // Update the last read timestamp if needed
+            try SessionUtil.syncThreadLastReadIfNeeded(
+                db,
+                threadId: threadId,
+                threadVariant: threadVariant,
+                lastReadTimestampMs: lastReadTimestampMs
+            )
+            
             // Clear out any notifications for the interactions we mark as read
             Environment.shared?.notificationsManager.wrappedValue?.cancelNotifications(
                 identifiers: interactionInfo

SessionMessagingKit/Jobs/Types/DisappearingMessagesJob.swift

@@ -194,7 +194,7 @@ public extension DisappearingMessagesJob {
         
         interactionExpirationInfosByExpiresInSeconds.forEach { expiresInSeconds, expirationInfos in
             let expirationTimestampMs: Int64 = Int64(startedAtMs + expiresInSeconds * 1000)
-            JobRunner.add(
+            JobRunner.upsert(
                 db,
                 job: Job(
                     variant: .expirationUpdate,