Add option to use a separate database file for downloads when creating a new database

app/Desktop/Main/Dialogs/NewDatabaseSettingsDialog.axaml.cs

@@ -11,7 +11,9 @@ public sealed partial class NewDatabaseSettingsDialog : Window {
 	}
 	
 	private void OnClosing(object? sender, WindowClosingEventArgs e) {
-		e.Cancel = true;
+		if (!e.IsProgrammatic) {
+			e.Cancel = true;
+		}
 	}
 	
 	private void ClickOk(object? sender, RoutedEventArgs e) {

app/Desktop/Main/Pages/DatabasePage.axaml

@@ -27,7 +27,7 @@
             <Button Command="{Binding MergeWithDatabase}">Merge with Database(s)...</Button>
             <Button Command="{Binding ImportLegacyArchive}">Import Legacy Archive(s)...</Button>
         </WrapPanel>
-        <Expander Header="Advanced Tools" IsExpanded="True" Margin="0 15 0 0">
+        <Expander Header="Advanced Tools" Margin="0 15 0 0">
             <StackPanel Orientation="Vertical" Spacing="10">
                 <TextBlock TextWrapping="Wrap">Recreate the database to free up space after deleting data.</TextBlock>
                 <Button Command="{Binding VacuumDatabase}">Vacuum Database</Button>

app/Server/Database/Sqlite/Repositories/SqliteDownloadRepository.cs

@@ -73,10 +73,13 @@ sealed class SqliteDownloadRepository(SqliteConnectionPool pool) : BaseSqliteRep
 		}
 	}
 	
+	private static SqliteBlob BlobReference(ISqliteConnection conn, long rowid, bool readOnly) {
+		string schema = conn.HasAttachedDatabase(Schema) ? Schema : "main";
+		return new SqliteBlob(conn.InnerConnection, databaseName: schema, tableName: "download_blobs", columnName: "blob", rowid, readOnly);
+	}
+	
 	public async Task AddDownload(Data.Download item, Stream? stream) {
 		await using (var conn = await pool.Take()) {
-			string schema = conn.HasAttachedDatabase(Schema) ? Schema : "main";
-			
 			await conn.BeginTransactionAsync();
 			
 			await using var metadataCmd = conn.Upsert("download_metadata", [
@@ -114,7 +117,7 @@ sealed class SqliteDownloadRepository(SqliteConnectionPool pool) : BaseSqliteRep
 				upsertBlobCmd.AddAndSet(":blob_length", SqliteType.Integer, item.Size);
 				long rowid = await upsertBlobCmd.ExecuteLongScalarAsync();
 				
-				await using var blob = new SqliteBlob(conn.InnerConnection, databaseName: schema, tableName: "download_blobs", columnName: "blob", rowid);
+				await using var blob = BlobReference(conn, rowid, readOnly: false);
 				await stream.CopyToAsync(blob);
 			}
 			
@@ -218,7 +221,7 @@ sealed class SqliteDownloadRepository(SqliteConnectionPool pool) : BaseSqliteRep
 			rowid = reader.GetInt64(0);
 		}
 		
-		await using (var blob = new SqliteBlob(conn.InnerConnection, "download_blobs", "blob", rowid, readOnly: true)) {
+		await using (var blob = BlobReference(conn, rowid, readOnly: true)) {
 			await dataProcessor(blob);
 		}
 		
@@ -253,7 +256,7 @@ sealed class SqliteDownloadRepository(SqliteConnectionPool pool) : BaseSqliteRep
 			rowid = reader.GetInt64(2);
 		}
 		
-		await using (var blob = new SqliteBlob(conn.InnerConnection, "download_blobs", "blob", rowid, readOnly: true)) {
+		await using (var blob = BlobReference(conn, rowid, readOnly: true)) {
 			await dataProcessor(new Data.Download(normalizedUrl, downloadUrl, DownloadStatus.Success, type, (ulong) blob.Length), blob, cancellationToken);
 		}