1. Refactoring Database Scheme

a. Scheme Users
b. Scheme Databases
c. Sheme Tasks
d. Dependenses between tables
e. Indexes
f. Tables Fields
g. Rewrite code by new tables

2. CRUD Operation by API

a. CRUD - Users
b. CRUD - Databases
c. CRUD - Tasks
d. Read - Segment - Statistic
e. Enter by Token key

3. Driver MongoDB

a. Add MongoDB Authorization
b. Write new checkers errors on DUMP and RESTORE
c. Check errors on real production DB
d. Dirver failover

4. Logging

a. Create logging
b. Logging by levels : INFO :DEBUG :FATAL :WARNING
c. Create log file by services

5. Worker

a. Workers count by driver (High perfomance)
b. Stat sending on Worker refactoring
c. Mock for few independence database types
d. Worker failover
e. Check perfomance