- add: session-service

- move: redis_cache from database service to utils so it can be reused
- update: redis_cache set function to allow creating a key without a lifetime
- update: services to use the new get_or_generate_service_id function

utils/src/lib.rs

@@ -1,3 +1,4 @@
 pub mod consul_registration;
 pub mod service_discovery;
 pub mod null_string;
+pub mod redis_cache;