Export StreamFeed from node sdk

Author: szuperaz

index.ts

@@ -5,3 +5,5 @@ export * from './src/StreamChannel';
 export * from './src/StreamVideoClient';
 export * from './src/gen-feeds/models';
 export * from './src/gen/models';
+export * from './src/StreamFeedsClient';
+export * from './src/StreamFeed';