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] : [],