feat: Add beforeFind triggers for file

[dblythy]

Pull Request

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• Link this pull request to an issue.

Issue

Currently, there are no find triggers for files.

Closes: #8241
Closes: #6572

Approach

Tasks

• Add tests

[parse-github-assistant]

I will reformat the title to use the proper commit message syntax.

[parse-github-assistant]

Thanks for opening this pull request!

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: -0.48 ⚠️

Comparison is base (6a4a00c) 94.37% compared to head (6ffae73) 93.89%.

❗ Current head 6ffae73 differs from pull request most recent head 0d99225. Consider uploading reports for the commit 0d99225 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##            alpha    #8700      +/-   ##
==========================================
- Coverage   94.37%   93.89%   -0.48%     
==========================================
  Files         185      185              
  Lines       14761    14782      +21     
==========================================
- Hits        13930    13880      -50     
- Misses        831      902      +71     

Impacted Files	Coverage Δ
src/Routers/FilesRouter.js	93.98% <100.00%> (+0.69%)	⬆️
src/triggers.js	95.61% <100.00%> (+0.25%)	⬆️

... and 9 files with indirect coverage changes

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[dblythy]

Unfortunately, as browsers do not pass headers in when using an src tag, request.user won't be passed through. However, support for that feature seems to be extremely complicated and likely breaking.

So, I think this implementation is a good start.

[mtrezza]

Are these test deliberately under the saveFile hooks or should it be a new describe section?