tag(修复):修复跨域错误

.env.example

@@ -6,10 +6,17 @@ LIVEKIT_API_KEY=devkey
 LIVEKIT_API_SECRET=replace-with-a-long-random-secret
 LIVEKIT_PUBLIC_URL=ws://localhost:7880
 
+# Address on which the application-server gateway listens. Set this server's
+# private IP where possible, then allow only the external Nginx server in the firewall.
+GATEWAY_BIND_ADDRESS=0.0.0.0
+
 AUTH_JWT_ISSUER=screen-share-api
 AUTH_JWT_AUDIENCE=screen-share-web
 AUTH_JWT_REALM=screen-share
 AUTH_JWT_SECRET=replace-with-a-different-long-random-secret
+# Comma-separated browser origins allowed to call the API. For a local package,
+# use http://localhost:8081; for production, use https://your-domain.
+CORS_ALLOWED_ORIGINS=http://localhost:8081
 BOOTSTRAP_ADMIN_USERNAME=admin
 BOOTSTRAP_ADMIN_PASSWORD=change-this-admin-password
 BOOTSTRAP_ADMIN_DISPLAY_NAME=管理员