fix: change db configs in the config file

configs/howmuch.yml

@@ -1,24 +1,18 @@
 dev-mode: true
 
 web:
-  addr: :8080
+  addr: :8000
   shutdown-timeout: 10
 
 db:
   # DB host
   host: 127.0.0.1
   # DB username
-  username: howmuch
+  username: postgres
   # DB password
-  password: howmuch
+  password: example
   # DB name
   database: howmuch
-  # max idle connections
-  max-idle-connections: 100
-  # max open connections
-  max-open-connections: 100
-  # max connection life time
-  max-connection-life-time: 10s
 
 log:
   level: debug