feat: refactor internal packages to pkg

[avtakkar]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 79.79798% with 20 lines in your changes are missing coverage. Please review.

Project coverage is 65.86%. Comparing base (e0efc39) to head (7de1462).

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #43      +/-   ##
==========================================
- Coverage   69.72%   65.86%   -3.86%     
==========================================
  Files          34       38       +4     
  Lines        1757     1863     +106     
==========================================
+ Hits         1225     1227       +2     
- Misses        532      636     +104     

Files	Coverage Δ
internal/handlers/files/handler.go	84.61% <100.00%> (ø)
internal/handlers/v2/registry.go	63.76% <100.00%> (ø)
pkg/containerd/mocks/contentstore.go	50.00% <ø> (ø)
pkg/containerd/mocks/eventservice.go	33.33% <ø> (ø)
pkg/containerd/mocks/imagestore.go	75.00% <ø> (ø)
pkg/discovery/content/provider/provider.go	71.79% <100.00%> (ø)
pkg/discovery/content/reader/mocks/reader.go	90.00% <100.00%> (ø)
pkg/files/files.go	100.00% <100.00%> (ø)
pkg/files/store/file.go	61.76% <ø> (ø)
pkg/files/store/mockstore.go	85.71% <ø> (ø)
... and 9 more

... and 2 files with indirect coverage changes