1 files changed, 46 insertions, 0 deletions
diff --git a/packages/cli/src/config/env.ts b/packages/cli/src/config/env.ts
new file mode 100644
index 00000000..8a15fd6e
--- /dev/null
+++ b/packages/cli/src/config/env.ts
@@ -0,0 +1,46 @@
+import * as dotenv from 'dotenv';
+import * as fs from 'node:fs';
+import * as path from 'node:path';
+import process from 'node:process';
+
+function findEnvFile(startDir: string): string | null {
+    // Start search from the provided directory (e.g., current working directory)
+    let currentDir = path.resolve(startDir); // Ensure absolute path
+    while (true) {
+        const envPath = path.join(currentDir, '.env');
+        if (fs.existsSync(envPath)) {
+            return envPath;
+        }
+
+        const parentDir = path.dirname(currentDir);
+        if (parentDir === currentDir || !parentDir) {
+            return null;
+        }
+        currentDir = parentDir;
+    }
+}
+
+export function loadEnvironment(): void {
+    // Start searching from the current working directory by default
+    const envFilePath = findEnvFile(process.cwd());
+
+    if (!envFilePath) {
+        return;
+    }
+
+    dotenv.config({ path: envFilePath });
+
+    if (!process.env.GEMINI_API_KEY) {
+        console.error('Error: GEMINI_API_KEY environment variable is not set in the loaded .env file.');
+        process.exit(1);
+    }
+}
+
+export function getApiKey(): string {
+    loadEnvironment();
+    const apiKey = process.env.GEMINI_API_KEY;
+    if (!apiKey) {
+        throw new Error('GEMINI_API_KEY is missing. Ensure loadEnvironment() was called successfully.');
+    }
+    return apiKey;
+}
+\ No newline at end of file