Tanoshi-web: Reader: Prevent popup to save images #55

Job	Run time
build-web	3m 11s
build-cli	5m 48s
test (ubuntu-latest)	4m 37s
test (macos-latest)	5m 21s
test (windows-latest)	5m 39s
build-desktop (ubuntu-latest)	14m 57s
build-desktop (macos-latest)	20m 22s
build-desktop (windows-latest)	11m 38s
build-docker (Dockerfile, slim)	1h 29m 33s
	2h 41m 6s

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