inspector: auto collect webstorage data #4087

Job	Run time
Build slim tarball	1m 53s
aarch64-darwin: with shared libraries	19m 50s
x86_64-linux: with shared libraries	21m 25s
aarch64-linux: with shared libraries	17m 57s
x86_64-darwin: with shared libraries	40m 33s
	1h 41m 38s

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