Add ContentNegotiatorMiddleware

[vjik]

Q	A
Is bugfix?	❌
New feature?	✔️
Breaks BC?	❌

[codecov]

Codecov Report

❌ Patch coverage is 87.09677% with 4 lines in your changes missing coverage. Please review.
✅ Project coverage is 98.50%. Comparing base (169ecb4) to head (312bf8d).

Files with missing lines	Patch %	Lines
src/NotAcceptableRequestHandler.php	0.00%	4 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##              master      #16      +/-   ##
=============================================
- Coverage     100.00%   98.50%   -1.50%     
- Complexity        93      104      +11     
=============================================
  Files             22       24       +2     
  Lines            237      268      +31     
=============================================
+ Hits             237      264      +27     
- Misses             0        4       +4     

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[rustamwin]

Shouldn't we generate a 406 response in case of an unacceptable request?

[vjik]

Shouldn't we generate a 406 response in case of an unacceptable request?

Should ContentNegotiatorMiddleware be responsible for this?

[rustamwin]

If this middleware is used, then yes.

[vjik]

There are no use cases for this middleware.