feat(mcp): add gemini mcp commands for add, remove and list (#5481)

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

@@ -0,0 +1,60 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+// File for 'gemini mcp remove' command
+import type { CommandModule } from 'yargs';
+import { loadSettings, SettingScope } from '../../config/settings.js';
+
+async function removeMcpServer(
+  name: string,
+  options: {
+    scope: string;
+  },
+) {
+  const { scope } = options;
+  const settingsScope =
+    scope === 'user' ? SettingScope.User : SettingScope.Workspace;
+  const settings = loadSettings(process.cwd());
+
+  const existingSettings = settings.forScope(settingsScope).settings;
+  const mcpServers = existingSettings.mcpServers || {};
+
+  if (!mcpServers[name]) {
+    console.log(`Server "${name}" not found in ${scope} settings.`);
+    return;
+  }
+
+  delete mcpServers[name];
+
+  settings.setValue(settingsScope, 'mcpServers', mcpServers);
+
+  console.log(`Server "${name}" removed from ${scope} settings.`);
+}
+
+export const removeCommand: CommandModule = {
+  command: 'remove <name>',
+  describe: 'Remove a server',
+  builder: (yargs) =>
+    yargs
+      .usage('Usage: gemini mcp remove [options] <name>')
+      .positional('name', {
+        describe: 'Name of the server',
+        type: 'string',
+        demandOption: true,
+      })
+      .option('scope', {
+        alias: 's',
+        describe: 'Configuration scope (user or project)',
+        type: 'string',
+        default: 'project',
+        choices: ['user', 'project'],
+      }),
+  handler: async (argv) => {
+    await removeMcpServer(argv.name as string, {
+      scope: argv.scope as string,
+    });
+  },
+};