* Reintroducing thumbnails

* Aligned with linting rules

* making recomended code review change
- changed method names to start with lower case as they are not used outside of their package
- made receiver types for struct funcs to be pointers to not need to create copies

Trying to cover all linting issues
- converted slog warning to use attributes when logging warnings
- seperated imports to have package files in their own section

* Update go.mod

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Co-authored-by: boojack <24653555+boojack@users.noreply.github.com>