fixed various things

app/db/models/__init__.py

app/db/models/common.py

app/db/models/presentation.py

app/db/models/tracked_mitm_dataset.py

app/db/setup.py

app/db/utils.py

app/dependencies/db.py

app/main.py

app/routes/admin/__init__.py

app/routes/admin/router.py

app/routes/data/__init__.py

app/routes/data/responses.py

app/routes/data/router.py

app/routes/definitions/responses.py

app/routes/definitions/router.py

app/routes/mitm_dataset/export.py

app/routes/mitm_dataset/register.py

app/routes/mitm_dataset/responses.py

app/routes/mitm_dataset/router.py

app/routes/mitm_dataset/upload.py