Services auth

[dyakovri]

Closes #24
Closes #18

[github-actions]

✅ Result of Pytest Coverage

---------- coverage: platform linux, python 3.10.10-final-0 ----------

Name	Stmts	Miss	Cover
services_backend/init.py	2	0	100%
services_backend/main.py	4	4	0%
services_backend/exceptions.py	0	0	100%
services_backend/models/init.py	2	0	100%
services_backend/models/base.py	13	4	69%
services_backend/models/database.py	19	0	100%
services_backend/routes/init.py	0	0	100%
services_backend/routes/base.py	13	0	100%
services_backend/routes/button.py	83	12	86%
services_backend/routes/category.py	64	3	95%
services_backend/routes/models/init.py	0	0	100%
services_backend/routes/models/base.py	9	4	56%
services_backend/routes/models/button.py	20	0	100%
services_backend/routes/models/category.py	15	0	100%
services_backend/settings.py	17	0	100%
services_backend/utils/init.py	0	0	100%
TOTAL	261	27	90%
=======================	27	passed,	32