Added a /streams/now endpoint so that clients have access to server time

backend/moonstream/routes/streams.py

@@ -2,6 +2,7 @@
 The Moonstream subscriptions HTTP API
 """
 import logging
+import time
 from typing import Dict, List, Optional
 
 from bugout.data import BugoutResource
@@ -87,6 +88,11 @@ def get_user_subscriptions(token: str) -> Dict[str, List[BugoutResource]]:
     return user_subscriptions
 
 
+@app.get("/now", tags=["streams"])
+async def now_handler() -> int:
+    return int(time.time())
+
+
 @app.get("/", tags=["streams"], response_model=data.GetEventsResponse)
 async def stream_handler(
     request: Request,