bugfix: fix auth protocol

deploy/saneUrl/index.js

@@ -32,7 +32,7 @@ const redisPort = REDIS_PORT || REDIS_RATE_LIMITING_DB_EPHEMERAL_PORT_6379_TCP_P
  * nb this way to set username and pswd can be risky, but given that site adnimistrator sets the username and pswd via env var
  * it should not be a security concern
  */
-const userPass = (REDIS_USERNAME || REDIS_PASSWORD) && `${REDIS_USERNAME || ''}${REDIS_USERNAME ? ':' : ''}${REDIS_PASSWORD || ''}@`
+const userPass = (REDIS_USERNAME || REDIS_PASSWORD) && `${REDIS_USERNAME || ''}:${REDIS_PASSWORD || ''}@`
 
 const redisURL = redisAddr && `${redisProto}://${userPass || ''}${redisAddr}:${redisPort}`