Print by QR code

[dyakovri]

• Print by QR
• Fix tests
• Tests

[github-actions]

✅ Result of Pytest Coverage

---------- coverage: platform linux, python 3.11.0-final-0 -----------

Name	Stmts	Miss	Cover
print_service/init.py	3	0	100%
print_service/main.py	4	4	0%
print_service/models/init.py	28	0	100%
print_service/routes/init.py	1	0	100%
print_service/routes/base.py	19	0	100%
print_service/routes/file.py	103	36	65%
print_service/routes/qrprint.py	81	47	42%
print_service/routes/user.py	50	4	92%
print_service/schema.py	2	0	100%
print_service/settings.py	29	0	100%
print_service/utils/init.py	37	1	97%
TOTAL	357	92	74%
==================	16	passed,	1