docs: add Upstash Redis environment variables to example file

AutoVenv Developer · AutoVenv Developer · commit a85ac7efc0eb · 2025-11-05T15:50:26.000-04:00
diff --git a/.env.example b/.env.example
@@ -19,4 +19,8 @@ ELEVENLABS_API_KEY=your_elevenlabs_api_key
 # Vercel Configuration (for deployment)
 VERCEL_TOKEN=your_vercel_token
 VERCEL_ORG_ID=your_vercel_org_id
-VERCEL_PROJECT_ID=your_vercel_project_id
+VERCEL_PROJECT_ID=your_vercel_project_id
+
+# Upstash Redis Configuration (for rate limiting)
+UPSTASH_REDIS_REST_URL=your_upstash_redis_rest_url
+UPSTASH_REDIS_REST_TOKEN=your_upstash_redis_rest_token
