fix(gw): validate requested CAR version #8835
Merged
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CAR responses were added in #8758
This PR adds validation of
application/vnd.ipld.car;version=n
passed in theAccept
header by HTTP clients.We need this to align Gateway behavior with the spec submitted to IANA (ipfs/in-web-browsers#192).
tl;dr:
mime.ParseMediaType
means we don't need to worry about clients adding/removing whitespace or using custom case