diff --git a/API/Controllers/UploadController.cs b/API/Controllers/UploadController.cs
index c0cc46e3e..4d07d4225 100644
--- a/API/Controllers/UploadController.cs
+++ b/API/Controllers/UploadController.cs
@@ -9,6 +9,7 @@ using Flurl.Http;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Logging;
+using NetVips;
 
 namespace API.Controllers
 {
diff --git a/API/DTOs/Reader/ChapterInfoDto.cs b/API/DTOs/Reader/ChapterInfoDto.cs
index 9f33bada7..6af7442dd 100644
--- a/API/DTOs/Reader/ChapterInfoDto.cs
+++ b/API/DTOs/Reader/ChapterInfoDto.cs
@@ -1,4 +1,5 @@
-using API.Entities.Enums;
+using System;
+using API.Entities.Enums;
 
 namespace API.DTOs.Reader
 {
diff --git a/API/DTOs/UpdateUserRole.cs b/API/DTOs/UpdateUserRole.cs
new file mode 100644
index 000000000..a37076d2c
--- /dev/null
+++ b/API/DTOs/UpdateUserRole.cs
@@ -0,0 +1,10 @@
+using System.Collections.Generic;
+using MediatR;
+
+namespace API.DTOs;
+
+public class UpdateUserRole : IRequest<bool>
+{
+    public string Username { get; init; }
+    public IList<string> Roles { get; init; }
+}
diff --git a/API/Data/MigrateConfigFiles.cs b/API/Data/MigrateConfigFiles.cs
index 1acc81b13..51ee37167 100644
--- a/API/Data/MigrateConfigFiles.cs
+++ b/API/Data/MigrateConfigFiles.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
+using System.IO.Abstractions;
 using System.Linq;
 using API.Services;
 using Kavita.Common;
diff --git a/API/Data/Repositories/CollectionTagRepository.cs b/API/Data/Repositories/CollectionTagRepository.cs
index 111978c72..a519c774f 100644
--- a/API/Data/Repositories/CollectionTagRepository.cs
+++ b/API/Data/Repositories/CollectionTagRepository.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Threading.Tasks;
 using API.DTOs.CollectionTags;
diff --git a/API/Entities/Volume.cs b/API/Entities/Volume.cs
index 079cda354..77cd41f82 100644
--- a/API/Entities/Volume.cs
+++ b/API/Entities/Volume.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using API.Entities.Interfaces;
+using Microsoft.EntityFrameworkCore;
 
 namespace API.Entities
 {
diff --git a/API/Helpers/AutoMapperProfiles.cs b/API/Helpers/AutoMapperProfiles.cs
index ab0b86167..3765b7e47 100644
--- a/API/Helpers/AutoMapperProfiles.cs
+++ b/API/Helpers/AutoMapperProfiles.cs
@@ -131,6 +131,7 @@ namespace API.Helpers
 
             CreateMap<IEnumerable<ServerSetting>, ServerSettingDto>()
                 .ConvertUsing<ServerSettingConverter>();
+
         }
     }
 }
diff --git a/API/Helpers/SQLHelper.cs b/API/Helpers/SQLHelper.cs
index fcd44e7da..d06d246ef 100644
--- a/API/Helpers/SQLHelper.cs
+++ b/API/Helpers/SQLHelper.cs
@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Data;
 using System.Data.Common;
+using API.DTOs;
 using Microsoft.EntityFrameworkCore;
 
 namespace API.Helpers
diff --git a/API/Startup.cs b/API/Startup.cs
index e1dd28a81..2f8ac4d1a 100644
--- a/API/Startup.cs
+++ b/API/Startup.cs
@@ -19,6 +19,7 @@ using Hangfire;
 using Hangfire.MemoryStorage;
 using Kavita.Common;
 using Kavita.Common.EnvironmentInfo;
+using MediatR;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Http;
@@ -131,6 +132,8 @@ namespace API
             // Add IHostedService for startup tasks
             // Any services that should be bootstrapped go here
             services.AddHostedService<StartupTasksHostedService>();
+
+            services.AddMediatR(typeof(Startup));
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
diff --git a/API/config/kavita.db.dik b/API/config/kavita.db.dik
new file mode 100644
index 000000000..4d71b8263
Binary files /dev/null and b/API/config/kavita.db.dik differ
diff --git a/API/config/kavita.db.new b/API/config/kavita.db.new
new file mode 100644
index 000000000..774d54743
Binary files /dev/null and b/API/config/kavita.db.new differ
diff --git a/UI/Web/src/app/_models/events/scan-library-event.ts b/UI/Web/src/app/_models/events/scan-library-event.ts
new file mode 100644
index 000000000..b0c663502
--- /dev/null
+++ b/UI/Web/src/app/_models/events/scan-library-event.ts
@@ -0,0 +1,4 @@
+export interface ScanLibraryEvent {
+    libraryId: number;
+    stage: 'complete';
+}
\ No newline at end of file
diff --git a/UI/Web/src/app/book-reader/book-reader/book-reader.component.html b/UI/Web/src/app/book-reader/book-reader/book-reader.component.html
index 410ef7555..93446c1d0 100644
--- a/UI/Web/src/app/book-reader/book-reader/book-reader.component.html
+++ b/UI/Web/src/app/book-reader/book-reader/book-reader.component.html
@@ -107,15 +107,15 @@
         </app-drawer>
     </div>
 
-    <div #readingSection class="reading-section" [ngStyle]="{'padding-top': topOffset + 20 + 'px'}" 
+    <div #readingSection class="reading-section" [ngStyle]="{'padding-top': topOffset + 20 + 'px'}"
         [@isLoading]="isLoading ? true : false" (click)="handleReaderClick($event)">
 
-        <div #readingHtml class="book-content" [ngStyle]="{'padding-bottom': topOffset + 20 + 'px', 'margin': '0px 0px'}" 
+        <div #readingHtml class="book-content" [ngStyle]="{'padding-bottom': topOffset + 20 + 'px', 'margin': '0px 0px'}"
             [innerHtml]="page" *ngIf="page !== undefined"></div>
 
         <div class="left {{clickOverlayClass('left')}} no-observe" (click)="prevPage()" *ngIf="clickToPaginate" tabindex="-1"></div>
         <div class="{{scrollbarNeeded ? 'right-with-scrollbar' : 'right'}} {{clickOverlayClass('right')}} no-observe" (click)="nextPage()" *ngIf="clickToPaginate" tabindex="-1"></div>
-        
+
         <div *ngIf="page !== undefined && scrollbarNeeded" (click)="$event.stopPropagation();">
             <ng-container [ngTemplateOutlet]="actionBar"></ng-container>
         </div>
@@ -123,8 +123,8 @@
 
     <ng-template #actionBar>
         <div class="reading-bar row g-0 justify-content-between">
-            <button class="btn btn-outline-secondary btn-icon col-2  col-xs-1" (click)="prevPage()" 
-                [disabled]="IsPrevDisabled" 
+            <button class="btn btn-outline-secondary btn-icon col-2  col-xs-1" (click)="prevPage()"
+                [disabled]="IsPrevDisabled"
                 title="{{readingDirection === ReadingDirection.LeftToRight ? 'Previous' : 'Next'}} Page">
                 <i class="fa {{(readingDirection === ReadingDirection.LeftToRight ? IsPrevChapter : IsNextChapter) ? 'fa-angle-double-left' : 'fa-angle-left'}}" aria-hidden="true"></i>
                 <span class="d-none d-sm-block">&nbsp;{{readingDirection === ReadingDirection.LeftToRight ? 'Previous' : 'Next'}}</span>
@@ -143,8 +143,8 @@
                 </ng-template>
             </div>
             <button class="btn btn-secondary col-2 col-xs-1" (click)="closeReader()"><i class="fa fa-times-circle" aria-hidden="true"></i><span class="d-none d-sm-block">&nbsp;Close</span></button>
-            <button class="btn btn-outline-secondary btn-icon col-2  col-xs-1" 
-                [disabled]="IsNextDisabled" 
+            <button class="btn btn-outline-secondary btn-icon col-2  col-xs-1"
+                [disabled]="IsNextDisabled"
                 (click)="nextPage()" title="{{readingDirection === ReadingDirection.LeftToRight ? 'Next' : 'Previous'}} Page">
                 <i class="fa {{(readingDirection === ReadingDirection.LeftToRight ? IsNextChapter : IsPrevChapter) ? 'fa-angle-double-right' : 'fa-angle-right'}}" aria-hidden="true"></i>
                 <span class="d-none d-sm-block">{{readingDirection === ReadingDirection.LeftToRight ? 'Next' : 'Previous'}}&nbsp;</span>
@@ -152,4 +152,4 @@
         </div>
     </ng-template>
 
-</div>
\ No newline at end of file
+</div>
diff --git a/UI/Web/src/app/cards/cover-image-chooser/cover-image-chooser.component.ts b/UI/Web/src/app/cards/cover-image-chooser/cover-image-chooser.component.ts
index 466769a99..5f3a2e895 100644
--- a/UI/Web/src/app/cards/cover-image-chooser/cover-image-chooser.component.ts
+++ b/UI/Web/src/app/cards/cover-image-chooser/cover-image-chooser.component.ts
@@ -43,7 +43,7 @@ export class CoverImageChooserComponent implements OnInit, OnDestroy {
   mode: 'file' | 'url' | 'all' = 'all';
   private readonly onDestroy = new Subject<void>();
 
-  constructor(public imageService: ImageService, private fb: FormBuilder, private toastr: ToastrService, private uploadService: UploadService, 
+  constructor(public imageService: ImageService, private fb: FormBuilder, private toastr: ToastrService, private uploadService: UploadService,
     @Inject(DOCUMENT) private document: Document) { }
 
   ngOnInit(): void {
@@ -89,7 +89,7 @@ export class CoverImageChooserComponent implements OnInit, OnDestroy {
         img.onload = (e) => this.handleUrlImageAdd(img);
         img.onerror = (e) => {
           this.toastr.error('The image could not be fetched due to server refusing request. Please download and upload from file instead.');
-          this.form.get('coverImageUrl')?.setValue('');  
+          this.form.get('coverImageUrl')?.setValue('');
         };
         this.form.get('coverImageUrl')?.setValue('');
       });
@@ -97,7 +97,7 @@ export class CoverImageChooserComponent implements OnInit, OnDestroy {
   }
 
   changeMode(mode: 'url') {
-    this.mode = mode; 
+    this.mode = mode;
     this.setupEnterHandler();
 
     setTimeout(() => (this.document.querySelector('#load-image') as HTMLInputElement)?.focus(), 10);
@@ -164,7 +164,7 @@ export class CoverImageChooserComponent implements OnInit, OnDestroy {
               this.loadImage();
               break;
             }
-      
+
             case KEY_CODES.ESC_KEY:
               this.mode = 'all';
               event.stopPropagation();
diff --git a/UI/Web/src/app/manga-reader/infinite-scroller/infinite-scroller.component.scss b/UI/Web/src/app/manga-reader/infinite-scroller/infinite-scroller.component.scss
index 4f2a03219..1d1fe8769 100644
--- a/UI/Web/src/app/manga-reader/infinite-scroller/infinite-scroller.component.scss
+++ b/UI/Web/src/app/manga-reader/infinite-scroller/infinite-scroller.component.scss
@@ -31,6 +31,10 @@ img, .full-width {
     height: auto;
 }
 
+// .img-container {
+//     overflow: auto;
+// }
+
 
 @keyframes move-up-down {
     0%, 100% {