remove support for workspace extensions and migrations (#11324)

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

@@ -5,12 +5,16 @@
  */
 
 import type { CommandModule } from 'yargs';
-import { loadUserExtensions, toOutputString } from '../../config/extension.js';
+import { loadExtensions, toOutputString } from '../../config/extension.js';
 import { getErrorMessage } from '../../utils/errors.js';
+import { ExtensionEnablementManager } from '../../config/extensions/extensionEnablement.js';
 
 export async function handleList() {
   try {
-    const extensions = loadUserExtensions();
+    const extensions = loadExtensions(
+      new ExtensionEnablementManager(),
+      process.cwd(),
+    );
     if (extensions.length === 0) {
       console.log('No extensions installed.');
       return;

packages/cli/src/commands/extensions/update.ts

@@ -8,7 +8,6 @@ import type { CommandModule } from 'yargs';
 import {
   loadExtensions,
   annotateActiveExtensions,
-  ExtensionStorage,
   requestConsentNonInteractive,
 } from '../../config/extension.js';
 import {
@@ -33,7 +32,6 @@ const updateOutput = (info: ExtensionUpdateInfo) =>
 export async function handleUpdate(args: UpdateArgs) {
   const workingDir = process.cwd();
   const extensionEnablementManager = new ExtensionEnablementManager(
-    ExtensionStorage.getUserExtensionsDir(),
     // Force enable named extensions, otherwise we will only update the enabled
     // ones.
     args.name ? [args.name] : [],

packages/cli/src/commands/mcp/list.ts

@@ -10,7 +10,7 @@ import { loadSettings } from '../../config/settings.js';
 import type { MCPServerConfig } from '@google/gemini-cli-core';
 import { MCPServerStatus, createTransport } from '@google/gemini-cli-core';
 import { Client } from '@modelcontextprotocol/sdk/client/index.js';
-import { ExtensionStorage, loadExtensions } from '../../config/extension.js';
+import { loadExtensions } from '../../config/extension.js';
 import { ExtensionEnablementManager } from '../../config/extensions/extensionEnablement.js';
 
 const COLOR_GREEN = '\u001b[32m';
@@ -22,9 +22,7 @@ async function getMcpServersFromConfig(): Promise<
   Record<string, MCPServerConfig>
 > {
   const settings = loadSettings();
-  const extensions = loadExtensions(
-    new ExtensionEnablementManager(ExtensionStorage.getUserExtensionsDir()),
-  );
+  const extensions = loadExtensions(new ExtensionEnablementManager());
   const mcpServers = { ...(settings.merged.mcpServers || {}) };
   for (const extension of extensions) {
     Object.entries(extension.mcpServers || {}).forEach(([key, server]) => {