feature/IO-2742-redis - Checkpoint - clear stage before moving to sub task

Signed-off-by: Dave Richer <dave@imexsystems.ca>

server.js

@@ -110,6 +110,7 @@ const applySocketIO = async (server, app) => {
   }
 
   process.on("SIGINT", async () => {
+    logger.log("Closing Redis connections...", "INFO", "redis", "api");
     await Promise.all([pubClient.disconnect(), subClient.disconnect()]);
     process.exit(0);
   });