♻️ Refactor file storage

[falexwolf]

See title.

[github-actions]

🚀 Deployed on https://62c196e9b640960c51107827--lamindb-90f32c8dml.netlify.app

[codecov]

Codecov Report

Merging #54 (de8c8ea) into main (44ca1d1) will decrease coverage by 0.84%.
The diff coverage is 80.00%.

@@            Coverage Diff             @@
##             main      #54      +/-   ##
==========================================
- Coverage   94.96%   94.11%   -0.85%     
==========================================
  Files          32       33       +1     
  Lines         397      408      +11     
==========================================
+ Hits          377      384       +7     
- Misses         20       24       +4     

Impacted Files	Coverage Δ
lamindb/dev/file/_images.py	40.00% <40.00%> (ø)
lamindb/dev/file/_file.py	95.45% <87.50%> (-4.55%)	⬇️
lamindb/dev/file/__init__.py	100.00% <100.00%> (ø)
lamindb/dev/object/_anndata.py	100.00% <100.00%> (ø)
lamindb/do/_ingest.py	100.00% <100.00%> (ø)

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