Update DOT to 1.7 and add background task

added part::backend type::feature labels

assigned to @hansegucker

enabled an automatic merge when the pipeline for d3eecace succeeds

aborted the automatic merge because source branch was updated

added 12 commits

• d3eecace...895d8d93 - 11 commits from branch master
• 00c0cd80 - Merge branch 'master' into 'update-dot-1.7'

Compare with previous version

merged

mentioned in commit 289114ff