# migrations

tables 

actions_log

id 
action name
action description
action trigger

db_lock

db_name
locked


Once started applications send grpc message with the following information 
```
appVersion
databaseStructure[] 
  maps
```


1. App stated and send message to migrator 
2. Migrator registered a new version in database actions_version and checks other versions
3. Migrator checks db structure and triggers actions (actions are version based)
4. 

