fixup mimetype #322

Job	Run time
lint-test	11s
build-push-base / build-push-ar	2m 54s
Find docker images needing built	8s
build-push (examples/curl/Dockerfile) / build-push-ar	26s
build-push (examples/fits/Dockerfile) / build-push-ar	31s
build-push (examples/cache-warmer/Dockerfile) / build-push-ar	41s
build-push (examples/ffmpeg/Dockerfile) / build-push-ar	52s
build-push (examples/hls/Dockerfile) / build-push-ar	40s
build-push (examples/imagemagick/Dockerfile) / build-push-ar	51s
build-push (examples/libreoffice/Dockerfile) / build-push-ar	1m 44s
build-push (examples/openai-htr/Dockerfile) / build-push-ar	49s
build-push (examples/pandoc/Dockerfile) / build-push-ar	2m 28s
build-push (examples/parry/Dockerfile) / build-push-ar	30s
build-push (examples/tesseract/Dockerfile) / build-push-ar	51s
build-push (examples/whisper/Dockerfile) / build-push-ar	2m 14s
build-push-dependencies (examples/mergepdf/Dockerfile) / build-push-ar	1m 5s
build-push-dependencies (examples/coverpage/Dockerfile) / build-push-ar	2m 59s
build-push-dependencies (examples/ocrpdf/Dockerfile) / build-push-ar	50s
Integration tests	1m 44s
	22m 28s

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