Fix proxy_file when response body is empty
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@ -631,6 +631,10 @@ def cache_annotation(db, id, annotations)
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end
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def proxy_file(response, env)
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if response.headers["Content-Length"]? && response.headers["Content-Length"] == "0"
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return
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end
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if response.headers.includes_word?("Content-Encoding", "gzip")
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Gzip::Writer.open(env.response) do |deflate|
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IO.copy(response.body_io, deflate)
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