Disable CLI plan exit mode, command, and fork sessions by default (#311425)

Author: DonJayamanne

extensions/copilot/package.json

@@ -4555,15 +4555,15 @@
 					},
 					"github.copilot.chat.cli.planExitMode.enabled": {
 						"type": "boolean",
-						"default": true,
+						"default": false,
 						"markdownDescription": "%github.copilot.config.cli.planExitMode.enabled%",
 						"tags": [
 							"advanced"
 						]
 					},
 					"github.copilot.chat.cli.planCommand.enabled": {
 						"type": "boolean",
-						"default": true,
+						"default": false,
 						"markdownDescription": "%github.copilot.config.cli.planCommand.enabled%",
 						"tags": [
 							"advanced"
@@ -4579,7 +4579,7 @@
 					},
 					"github.copilot.chat.cli.forkSessions.enabled": {
 						"type": "boolean",
-						"default": true,
+						"default": false,
 						"markdownDescription": "%github.copilot.config.cli.forkSessions.enabled%",
 						"tags": [
 							"advanced"

extensions/copilot/src/platform/configuration/common/configurationService.ts

@@ -611,10 +611,10 @@ export namespace ConfigKey {
 		export const UseResponsesApiTruncation = defineAndMigrateSetting<boolean | undefined>('chat.advanced.useResponsesApiTruncation', 'chat.useResponsesApiTruncation', false);
 		export const OmitBaseAgentInstructions = defineAndMigrateSetting<boolean>('chat.advanced.omitBaseAgentInstructions', 'chat.omitBaseAgentInstructions', false);
 		export const CLIShowExternalSessions = defineSetting<boolean>('chat.cli.showExternalSessions', ConfigType.Simple, false);
-		export const CLIPlanExitModeEnabled = defineSetting<boolean>('chat.cli.planExitMode.enabled', ConfigType.Simple, true);
-		export const CLIPlanCommandEnabled = defineSetting<boolean>('chat.cli.planCommand.enabled', ConfigType.Simple, true);
+		export const CLIPlanExitModeEnabled = defineSetting<boolean>('chat.cli.planExitMode.enabled', ConfigType.Simple, false);
+		export const CLIPlanCommandEnabled = defineSetting<boolean>('chat.cli.planCommand.enabled', ConfigType.Simple, false);
 		export const CLIAIGenerateBranchNames = defineSetting<boolean>('chat.cli.aiGenerateBranchNames.enabled', ConfigType.Simple, true);
-		export const CLIForkSessionsEnabled = defineSetting<boolean>('chat.cli.forkSessions.enabled', ConfigType.Simple, true);
+		export const CLIForkSessionsEnabled = defineSetting<boolean>('chat.cli.forkSessions.enabled', ConfigType.Simple, false);
 		export const CLIMCPServerEnabled = defineAndMigrateSetting<boolean | undefined>('chat.advanced.cli.mcp.enabled', 'chat.cli.mcp.enabled', true);
 		export const CLIBranchSupport = defineSetting<boolean>('chat.cli.branchSupport.enabled', ConfigType.Simple, false);
 		export const CLIIsolationOption = defineSetting<boolean>('chat.cli.isolationOption.enabled', ConfigType.Simple, true);