docs(migration): added intersphinx compat link to migration

fix(docs): remove skip to content which is redundant

feat(dev-env): fast start celery/ssh on dev env, but replace them with code-based instances if they are started

feat(dev-env): optimized celery/ssh dev instances startup options - both standalone and detached options are now supported

fix(dev-tools): make celeryd start with dev-env

fix(getting-started): added more explicit info how to start all using single command

feat(dev-tools): allow running celery/celeryd for dev in more flexible ways - mainly control over ce/ee source - celeryd command allows running in background for tests

chore(deps): use python 3.11.8 from now on

fix(celery): use higher CLI value for max-tasks-per-child as a defult for rcstack Will improve performance for the new hooks celery-based code

fix(cli-tools): fixed issue with CLI tools selecting node for execution for older docker