Agents - enable editors in the workbench (#310729)

Co-authored-by: Copilot <copilot@github.com>

Author: lszomoru

src/vs/sessions/contrib/configuration/browser/configuration.contribution.ts

@@ -39,6 +39,7 @@ Registry.as<IConfigurationRegistry>(Extensions.Configuration).registerDefaultCon
 		'chat.implicitContext.enabled': { 'panel': 'never' },
 		'chat.tools.terminal.enableAutoApprove': true,
 
+		'diffEditor.renderSideBySide': false,
 		'diffEditor.hideUnchangedRegions.enabled': true,
 
 		'extensions.ignoreRecommendations': true,
@@ -79,7 +80,7 @@ Registry.as<IConfigurationRegistry>(Extensions.Configuration).registerDefaultCon
 		'workbench.startupEditor': 'none',
 		'workbench.tips.enabled': false,
 		'workbench.layoutControl.type': 'toggles',
-		'workbench.editor.useModal': 'all',
+		'workbench.editor.useModal': 'some',
 		'workbench.panel.showLabels': false,
 		'workbench.colorTheme': ThemeSettingDefaults.COLOR_THEME_DARK,