Scanner: register files at startup

[Arthi-chaud]

Closes #31

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 22.16359% with 295 lines in your changes are missing coverage. Please review.

Project coverage is 72.34%. Comparing base (53e097d) to head (81cc899).

Files	Patch %	Lines
scanner/pkg/actions/register.go	0.00%	78 Missing ⚠️
scanner/pkg/api/api.go	0.00%	65 Missing ⚠️
scanner/pkg/utils.go	0.00%	33 Missing ⚠️
scanner/pkg/parser/media_info.go	0.00%	32 Missing ⚠️
scanner/app/main.go	0.00%	25 Missing ⚠️
scanner/pkg/models/enums.go	0.00%	19 Missing ⚠️
scanner/pkg/watcher/handle_event.go	0.00%	17 Missing ⚠️
scanner/pkg/parser/path.go	69.44%	11 Missing ⚠️
scanner/pkg/config/config.go	0.00%	6 Missing ⚠️
scanner/pkg/actions/delete.go	0.00%	3 Missing ⚠️
... and 3 more

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Additional details and impacted files

@@             Coverage Diff             @@
##             main      #48       +/-   ##
===========================================
- Coverage   85.17%   72.34%   -12.84%     
===========================================
  Files          34       45       +11     
  Lines        1835     2390      +555     
===========================================
+ Hits         1563     1729      +166     
- Misses        272      661      +389     

Flag	Coverage Δ
api	85.49% <95.16%> (+0.31%)	⬆️
scanner	22.75% <7.88%> (?)

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