add linter for checking license headers (and eslint --fix target to match, and fix missing license headers while we're here) (#62)

3 files changed, 18 insertions, 0 deletions

diff --git a/packages/cli/src/index.test.ts b/packages/cli/src/index.test.ts
index bbe9fa8b..9d65e38f 100644
--- a/packages/cli/src/index.test.ts
+++ b/packages/cli/src/index.test.ts
@@ -1,3 +1,9 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 import { describe, it, expect } from 'vitest';
 import { toolRegistry } from './tools/tool-registry.js';
 
diff --git a/packages/cli/src/ui/colors.ts b/packages/cli/src/ui/colors.ts
index be8dac19..946be512 100644
--- a/packages/cli/src/ui/colors.ts
+++ b/packages/cli/src/ui/colors.ts
@@ -1,3 +1,9 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 export const Colors = {
   Background: '#1E1E2E',
   Foreground: 'white',
diff --git a/packages/cli/src/ui/hooks/useStdin.ts b/packages/cli/src/ui/hooks/useStdin.ts
index 8c741c9b..e91b90e6 100644
--- a/packages/cli/src/ui/hooks/useStdin.ts
+++ b/packages/cli/src/ui/hooks/useStdin.ts
@@ -1,3 +1,9 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 import { useState, useEffect } from 'react';
 import { useStdin } from 'ink';