[minor] Add HLS streaming derivative service (#59) #303

Job	Run time
lint-test	15s
build-push-base / build-push-ar	2m 54s
Find docker images needing built	2s
build-push (examples/curl/Dockerfile) / build-push-ar	28s
build-push (examples/fits/Dockerfile) / build-push-ar	38s
build-push (examples/cache-warmer/Dockerfile) / build-push-ar	48s
build-push (examples/ffmpeg/Dockerfile) / build-push-ar	52s
build-push (examples/hls/Dockerfile) / build-push-ar	43s
build-push (examples/imagemagick/Dockerfile) / build-push-ar	52s
build-push (examples/libreoffice/Dockerfile) / build-push-ar	1m 54s
build-push (examples/openai-htr/Dockerfile) / build-push-ar	48s
build-push (examples/pandoc/Dockerfile) / build-push-ar	2m 22s
build-push (examples/parry/Dockerfile) / build-push-ar	27s
build-push (examples/tesseract/Dockerfile) / build-push-ar	53s
build-push (examples/whisper/Dockerfile) / build-push-ar	2m 45s
build-push-dependencies (examples/coverpage/Dockerfile) / build-push-ar	3m 14s
build-push-dependencies (examples/mergepdf/Dockerfile) / build-push-ar	1m 9s
build-push-dependencies (examples/ocrpdf/Dockerfile) / build-push-ar	54s
Integration tests	2m 27s
	24m 25s

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