Resolve "Some legacy pages apparently get build up/rendered twice"

Closes #841 (closed)

added part::frontend type::bug labels

assigned to @yuha

added 1 commit

• e63c3b55 - Move adding of load event listener of legacy iFrame to mounted hook

Compare with previous version

marked this merge request as ready

assigned to @nik and unassigned @yuha

merged

mentioned in commit 74dac7ac