fix #14034 Readd Context provider on Initialise (#14040)

Jellyfin.Server/Program.cs

@@ -23,6 +23,7 @@ using MediaBrowser.Common.Configuration;
 using MediaBrowser.Common.Net;
 using MediaBrowser.Controller;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
@@ -175,6 +176,9 @@ namespace Jellyfin.Server
 
                 // Re-use the host service provider in the app host since ASP.NET doesn't allow a custom service collection.
                 appHost.ServiceProvider = _jellyfinHost.Services;
+
+                PrepareDatabaseProvider(appHost.ServiceProvider);
+
                 await ApplyCoreMigrationsAsync(appHost.ServiceProvider, Migrations.Stages.JellyfinMigrationStageTypes.CoreInitialisaition).ConfigureAwait(false);
 
                 await appHost.InitializeServices(startupConfig).ConfigureAwait(false);
@@ -248,6 +252,9 @@ namespace Jellyfin.Server
                 .AddSingleton<IApplicationPaths>(appPaths)
                 .AddSingleton<ServerApplicationPaths>(appPaths);
             var startupService = migrationStartupServiceProvider.BuildServiceProvider();
+
+            PrepareDatabaseProvider(startupService);
+
             var jellyfinMigrationService = ActivatorUtilities.CreateInstance<JellyfinMigrationService>(startupService);
             await jellyfinMigrationService.CheckFirstTimeRunOrMigration(appPaths).ConfigureAwait(false);
             await jellyfinMigrationService.MigrateStepAsync(Migrations.Stages.JellyfinMigrationStageTypes.PreInitialisation, startupService).ConfigureAwait(false);
@@ -302,5 +309,12 @@ namespace Jellyfin.Server
                 .AddEnvironmentVariables("JELLYFIN_")
                 .AddInMemoryCollection(commandLineOpts.ConvertToConfig());
         }
+
+        private static void PrepareDatabaseProvider(IServiceProvider services)
+        {
+            var factory = services.GetRequiredService<IDbContextFactory<JellyfinDbContext>>();
+            var provider = services.GetRequiredService<IJellyfinDatabaseProvider>();
+            provider.DbContextFactory = factory;
+        }
     }
 }