'/nix/store/kgp6brvwa90cys1smxa4rrffngsymbih-readeck-2.6.3.xpi' -> '/nix/store/7ysrxqzyxlicd5viw8j8bbsck3xflklk-readeck-2.6.3/share/mozilla/extensions/{ec8030f7-c20a-464f-9b0e-13a3a9e97384}/readeck@readeck.com.xpi'