Changelog for v0.42.0-preview.1

docs/changelogs/preview.md

@@ -1,6 +1,6 @@
-# Preview release: v0.41.0-preview.0
+# Preview release: v0.42.0-preview.1
 
-Released: April 28, 2026
+Released: May 05, 2026
 
 Our preview release includes the latest, new, and experimental features. This
 release may not be as stable as our [latest weekly release](latest.md).
@@ -28,6 +28,10 @@ npm install -g @google/gemini-cli@preview
 
 ## What's Changed
 
+- fix(patch): cherry-pick 3627f47 to release/v0.42.0-preview.0-pr-26542 to patch
+  version v0.42.0-preview.0 and create version 0.42.0-preview.1 by
+  @gemini-cli-robot in
+  [#26544](https://github.com/google-gemini/gemini-cli/pull/26544)
 - chore(release): bump version to 0.41.0-nightly.20260423.gaa05b4583 by
   @gemini-cli-robot in
   [#25847](https://github.com/google-gemini/gemini-cli/pull/25847)
@@ -118,4 +122,4 @@ npm install -g @google/gemini-cli@preview
   [#26078](https://github.com/google-gemini/gemini-cli/pull/26078)
 
 **Full Changelog**:
-https://github.com/google-gemini/gemini-cli/compare/v0.40.0-preview.5...v0.41.0-preview.0
+https://github.com/google-gemini/gemini-cli/compare/v0.40.0-preview.5...v0.42.0-preview.1

docs/ide-integration/ide-companion-spec.md

@@ -56,6 +56,7 @@ creating a "discovery file."
     }
   }
   ```
+
   - `port` (number, required): The port of the MCP server.
   - `workspacePath` (string, required): A list of all open workspace root paths,
     delimited by the OS-specific path separator (`:` for Linux/macOS, `;` for

evals/auto_memory_modes.eval.ts

@@ -329,9 +329,8 @@ async function expectSeedSessionEligible(
   fixture: Fixture,
   sessionId: string,
 ): Promise<void> {
-  const { buildSessionIndex } = await import(
-    '../packages/core/src/services/memoryService.js'
-  );
+  const { buildSessionIndex } =
+    await import('../packages/core/src/services/memoryService.js');
   const { newSessionIds } = await buildSessionIndex(
     path.join(fixture.projectTempDir, 'chats'),
     { runs: [] },
@@ -386,9 +385,8 @@ describe('Auto Memory inbox routing', () => {
   autoMemoryEval(
     'every memory patch lands in .inbox/<kind>/ for review and active files stay untouched',
     async () => {
-      const { startMemoryService } = await import(
-        '../packages/core/src/services/memoryService.js'
-      );
+      const { startMemoryService } =
+        await import('../packages/core/src/services/memoryService.js');
       const fixture = await createFixture();
       evalState.sessionFilePath = await seedSession(
         fixture,

packages/cli/index.ts

@@ -141,9 +141,8 @@ async function run() {
     // --- Heavy Child Process ---
     // Now we can safely import everything.
     const { main } = await import('./src/gemini.js');
-    const { FatalError, writeToStderr } = await import(
-      '@google/gemini-cli-core'
-    );
+    const { FatalError, writeToStderr } =
+      await import('@google/gemini-cli-core');
     const { runExitCleanup } = await import('./src/utils/cleanup.js');
 
     main().catch(async (error: unknown) => {

packages/cli/src/acp/acpSession.test.ts

@@ -566,9 +566,8 @@ describe('Session', () => {
   });
 
   it('should send sessionUpdate when approval mode changes', async () => {
-    const { coreEvents, CoreEvent, ApprovalMode } = await import(
-      '@google/gemini-cli-core'
-    );
+    const { coreEvents, CoreEvent, ApprovalMode } =
+      await import('@google/gemini-cli-core');
 
     coreEvents.emit(CoreEvent.ApprovalModeChanged, {
       sessionId: 'session-1',

packages/cli/src/commands/extensions/link.test.ts

@@ -20,9 +20,8 @@ import { ExtensionManager } from '../../config/extension-manager.js';
 import { loadSettings, type LoadedSettings } from '../../config/settings.js';
 
 vi.mock('@google/gemini-cli-core', async (importOriginal) => {
-  const { mockCoreDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { mockCoreDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   const actual =
     await importOriginal<typeof import('@google/gemini-cli-core')>();
   const mocked = mockCoreDebugLogger(actual, { stripAnsi: true });

packages/cli/src/commands/extensions/list.test.ts

@@ -11,9 +11,8 @@ import { ExtensionManager } from '../../config/extension-manager.js';
 import { loadSettings, type LoadedSettings } from '../../config/settings.js';
 
 vi.mock('@google/gemini-cli-core', async (importOriginal) => {
-  const { mockCoreDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { mockCoreDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   const actual =
     await importOriginal<typeof import('@google/gemini-cli-core')>();
   const mocked = mockCoreDebugLogger(actual, { stripAnsi: false });

packages/cli/src/commands/gemma/logs.test.ts

@@ -16,9 +16,8 @@ import { getLogFilePath } from './constants.js';
 import { logsCommand, readLastLines } from './logs.js';
 
 vi.mock('@google/gemini-cli-core', async (importOriginal) => {
-  const { mockCoreDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { mockCoreDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   return mockCoreDebugLogger(
     await importOriginal<typeof import('@google/gemini-cli-core')>(),
     {

packages/cli/src/commands/gemma/stop.test.ts

@@ -16,9 +16,8 @@ const mockReadServerProcessInfo = vi.hoisted(() => vi.fn());
 const mockResolveGemmaConfig = vi.hoisted(() => vi.fn());
 
 vi.mock('@google/gemini-cli-core', async (importOriginal) => {
-  const { mockCoreDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { mockCoreDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   return mockCoreDebugLogger(
     await importOriginal<typeof import('@google/gemini-cli-core')>(),
     {

packages/cli/src/commands/skills/disable.test.ts

@@ -14,9 +14,8 @@ import {
 } from '../../config/settings.js';
 
 const { emitConsoleLog, debugLogger } = await vi.hoisted(async () => {
-  const { createMockDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { createMockDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   return createMockDebugLogger({ stripAnsi: true });
 });
 

packages/cli/src/commands/skills/enable.test.ts

@@ -13,9 +13,8 @@ import {
 } from '../../config/settings.js';
 
 const { emitConsoleLog, debugLogger } = await vi.hoisted(async () => {
-  const { createMockDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { createMockDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   return createMockDebugLogger({ stripAnsi: true });
 });
 

packages/cli/src/commands/skills/install.test.ts

@@ -20,9 +20,8 @@ vi.mock('../../config/extensions/consent.js', () => ({
 }));
 
 const { debugLogger, emitConsoleLog } = await vi.hoisted(async () => {
-  const { createMockDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { createMockDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   return createMockDebugLogger({ stripAnsi: true });
 });
 

packages/cli/src/commands/skills/link.test.ts

@@ -16,9 +16,8 @@ vi.mock('../../utils/skillUtils.js', () => ({
 }));
 
 const { debugLogger } = await vi.hoisted(async () => {
-  const { createMockDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { createMockDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   return createMockDebugLogger({ stripAnsi: false });
 });
 

packages/cli/src/commands/skills/list.test.ts

@@ -20,9 +20,8 @@ import { loadCliConfig } from '../../config/config.js';
 import chalk from 'chalk';
 
 vi.mock('@google/gemini-cli-core', async (importOriginal) => {
-  const { mockCoreDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { mockCoreDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   return mockCoreDebugLogger(
     await importOriginal<typeof import('@google/gemini-cli-core')>(),
     {

packages/cli/src/commands/skills/uninstall.test.ts

@@ -13,9 +13,8 @@ vi.mock('../../utils/skillUtils.js', () => ({
 }));
 
 const { debugLogger, emitConsoleLog } = await vi.hoisted(async () => {
-  const { createMockDebugLogger } = await import(
-    '../../test-utils/mockDebugLogger.js'
-  );
+  const { createMockDebugLogger } =
+    await import('../../test-utils/mockDebugLogger.js');
   return createMockDebugLogger({ stripAnsi: true });
 });
 

packages/cli/src/config/extension-manager-hydration.test.ts

@@ -300,9 +300,8 @@ System using model: \${MODEL_NAME}
     });
     expect(extension.skills![0].body).toContain('Value is: first');
 
-    const { updateSetting, ExtensionSettingScope } = await import(
-      './extensions/extensionSettings.js'
-    );
+    const { updateSetting, ExtensionSettingScope } =
+      await import('./extensions/extensionSettings.js');
     const extensionConfig =
       await extensionManager.loadExtensionConfig(extensionPath);
 

packages/cli/src/config/extension-manager.ts

@@ -334,8 +334,8 @@ Would you like to attempt to install via "git clone" instead?`,
         const previousSkills = previous?.skills ?? [];
         const isMigrating = Boolean(
           previous &&
-            previous.installMetadata &&
-            previous.installMetadata.source !== installMetadata.source,
+          previous.installMetadata &&
+          previous.installMetadata.source !== installMetadata.source,
         );
 
         await maybeRequestConsentOrFail(

packages/cli/src/gemini.test.tsx

@@ -938,9 +938,8 @@ describe('gemini.tsx main function kitty protocol', () => {
   });
 
   it.skip('should log error when cleanupExpiredSessions fails', async () => {
-    const { cleanupExpiredSessions } = await import(
-      './utils/sessionCleanup.js'
-    );
+    const { cleanupExpiredSessions } =
+      await import('./utils/sessionCleanup.js');
     vi.mocked(cleanupExpiredSessions).mockRejectedValue(
       new Error('Cleanup failed'),
     );

packages/cli/src/gemini.tsx

@@ -552,9 +552,8 @@ export async function main() {
     adminControlsListner.setConfig(config);
 
     if (config.isInteractive() && settings.merged.general.devtools) {
-      const { setupInitialActivityLogger } = await import(
-        './utils/devtoolsService.js'
-      );
+      const { setupInitialActivityLogger } =
+        await import('./utils/devtoolsService.js');
       setupInitialActivityLogger(config);
     }
 

packages/cli/src/gemini_cleanup.test.tsx

@@ -201,9 +201,8 @@ describe('gemini.tsx main function cleanup', () => {
   });
 
   it.skip('should log error when cleanupExpiredSessions fails', async () => {
-    const { loadCliConfig, parseArguments } = await import(
-      './config/config.js'
-    );
+    const { loadCliConfig, parseArguments } =
+      await import('./config/config.js');
     const { loadSettings } = await import('./config/settings.js');
     cleanupMockState.shouldThrow = true;
     cleanupMockState.called = false;
@@ -272,9 +271,8 @@ describe('gemini.tsx main function cleanup', () => {
   });
 
   it('should register SessionEnd hook exactly once in non-interactive mode', async () => {
-    const { loadCliConfig, parseArguments } = await import(
-      './config/config.js'
-    );
+    const { loadCliConfig, parseArguments } =
+      await import('./config/config.js');
     const { registerCleanup } = await import('./utils/cleanup.js');
 
     const mockHookSystem = {
@@ -310,9 +308,8 @@ describe('gemini.tsx main function cleanup', () => {
   it('should not register ConsolePatcher cleanup in ACP mode', async () => {
     const { registerCleanup } = await import('./utils/cleanup.js');
     const { ConsolePatcher } = await import('./ui/utils/ConsolePatcher.js');
-    const { loadCliConfig, parseArguments } = await import(
-      './config/config.js'
-    );
+    const { loadCliConfig, parseArguments } =
+      await import('./config/config.js');
     const { loadSettings } = await import('./config/settings.js');
 
     vi.mocked(parseArguments).mockResolvedValue({
@@ -364,9 +361,8 @@ describe('gemini.tsx main function cleanup', () => {
   it('should register ConsolePatcher cleanup in non-ACP mode', async () => {
     const { registerCleanup } = await import('./utils/cleanup.js');
     const { ConsolePatcher } = await import('./ui/utils/ConsolePatcher.js');
-    const { loadCliConfig, parseArguments } = await import(
-      './config/config.js'
-    );
+    const { loadCliConfig, parseArguments } =
+      await import('./config/config.js');
     const { loadSettings } = await import('./config/settings.js');
 
     vi.mocked(parseArguments).mockResolvedValue({

packages/cli/src/nonInteractiveCli.test.ts

@@ -215,9 +215,8 @@ describe('runNonInteractive', () => {
       computeMergedSettings: vi.fn(),
     } as unknown as LoadedSettings;
 
-    const { handleAtCommand } = await import(
-      './ui/hooks/atCommandProcessor.js'
-    );
+    const { handleAtCommand } =
+      await import('./ui/hooks/atCommandProcessor.js');
     vi.mocked(handleAtCommand).mockImplementation(async ({ query }) => ({
       processedQuery: [{ text: query }],
     }));
@@ -636,9 +635,8 @@ describe('runNonInteractive', () => {
 
   it('should preprocess @include commands before sending to the model', async () => {
     // 1. Mock the imported atCommandProcessor
-    const { handleAtCommand } = await import(
-      './ui/hooks/atCommandProcessor.js'
-    );
+    const { handleAtCommand } =
+      await import('./ui/hooks/atCommandProcessor.js');
     const mockHandleAtCommand = vi.mocked(handleAtCommand);
 
     // 2. Define the raw input and the expected processed output
@@ -991,9 +989,8 @@ describe('runNonInteractive', () => {
   });
 
   it('should handle slash commands', async () => {
-    const nonInteractiveCliCommands = await import(
-      './nonInteractiveCliCommands.js'
-    );
+    const nonInteractiveCliCommands =
+      await import('./nonInteractiveCliCommands.js');
     const handleSlashCommandSpy = vi.spyOn(
       nonInteractiveCliCommands,
       'handleSlashCommand',
@@ -1271,13 +1268,11 @@ describe('runNonInteractive', () => {
 
   it('should instantiate CommandService with correct loaders for slash commands', async () => {
     // This test indirectly checks that handleSlashCommand is using the right loaders.
-    const { FileCommandLoader } = await import(
-      './services/FileCommandLoader.js'
-    );
+    const { FileCommandLoader } =
+      await import('./services/FileCommandLoader.js');
     const { McpPromptLoader } = await import('./services/McpPromptLoader.js');
-    const { BuiltinCommandLoader } = await import(
-      './services/BuiltinCommandLoader.js'
-    );
+    const { BuiltinCommandLoader } =
+      await import('./services/BuiltinCommandLoader.js');
     mockGetCommands.mockReturnValue([]); // No commands found, so it will fall through
     const events: ServerGeminiStreamEvent[] = [
       { type: GeminiEventType.Content, value: 'Acknowledged' },

packages/cli/src/nonInteractiveCli.ts

@@ -84,9 +84,8 @@ export async function runNonInteractive(
     });
 
     if (process.env['GEMINI_CLI_ACTIVITY_LOG_TARGET']) {
-      const { setupInitialActivityLogger } = await import(
-        './utils/devtoolsService.js'
-      );
+      const { setupInitialActivityLogger } =
+        await import('./utils/devtoolsService.js');
       setupInitialActivityLogger(config);
     }