Upgrade to Rails 8.1

[CloCkWeRX]

This PR upgrades the application from Rails 8.0 to Rails 8.1.3.

Key changes include:

• Updating the Rails version and default configurations.
• Addressing Rails 8.1-specific deprecations and breaking changes (e.g., render plain:, stricter routing arguments).
• Implementing a patch for jsonapi-resources to resolve a routing initialization conflict in Rails 8.1.
• Adding mandatory framework migrations for Active Storage.

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PR created automatically by Jules for task 6701561825519178668 started by @CloCkWeRX

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[CloCkWeRX]

@jules fix

     # NoMethodError:
     #   undefined method 'total_pages' for an instance of Array
     #   ./app/views/crops/index.html.haml:16:in '_app_views_crops_index_html_haml__1843197251181771925_73416'

[CloCkWeRX]

@jules fix ``` 1) CropSearchService search with some crops finds by alternate names
Failure/Error: expect(search('fungus')).to eq ['mushroom']

   expected: ["mushroom"]
        got: []

   (compared using ==)
 # ./spec/services/crop_search_service_spec.rb:105:in 'block (4 levels) in <top (required)>'```