Add handling mechanism for attachment errors

[alecslupu]

No description provided.

[codecov-commenter]

Codecov Report

Merging #6 (e9f3227) into main (33c6448) will decrease coverage by 0.32%.
The diff coverage is 0.00%.

❗ Current head e9f3227 differs from pull request most recent head f39d0c8. Consider uploading reports for the commit f39d0c8 to get more accurate results

@@            Coverage Diff             @@
##             main       #6      +/-   ##
==========================================
- Coverage   87.72%   87.41%   -0.32%     
==========================================
  Files          19       19              
  Lines         277      278       +1     
==========================================
  Hits          243      243              
- Misses         34       35       +1     

Impacted Files	Coverage Δ
...ontrollers/decidim/slider/admin/tabs_controller.rb	90.76% <0.00%> (-1.42%)	⬇️

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