fix: Display MCP server count in context summary (#674)

packages/cli/src/ui/components/ContextSummaryDisplay.tsx

@@ -0,0 +1,51 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import React from 'react';
+import { Text } from 'ink';
+import { Colors } from '../colors.js';
+import { type MCPServerConfig } from '@gemini-code/core';
+
+interface ContextSummaryDisplayProps {
+  geminiMdFileCount: number;
+  contextFileName: string;
+  mcpServers?: Record<string, MCPServerConfig>;
+}
+
+export const ContextSummaryDisplay: React.FC<ContextSummaryDisplayProps> = ({
+  geminiMdFileCount,
+  contextFileName,
+  mcpServers,
+}) => {
+  const mcpServerCount = Object.keys(mcpServers || {}).length;
+
+  if (geminiMdFileCount === 0 && mcpServerCount === 0) {
+    return <Text> </Text>; // Render an empty space to reserve height
+  }
+
+  const geminiMdText =
+    geminiMdFileCount > 0
+      ? `${geminiMdFileCount} ${contextFileName} file${geminiMdFileCount > 1 ? 's' : ''}`
+      : '';
+
+  const mcpText =
+    mcpServerCount > 0
+      ? `${mcpServerCount} MCP server${mcpServerCount > 1 ? 's' : ''}`
+      : '';
+
+  let summaryText = 'Using ';
+  if (geminiMdText) {
+    summaryText += geminiMdText;
+  }
+  if (geminiMdText && mcpText) {
+    summaryText += ' and ';
+  }
+  if (mcpText) {
+    summaryText += mcpText;
+  }
+
+  return <Text color={Colors.SubtleComment}>{summaryText}</Text>;
+};