type safety: make Socket aware of namespace - #1299

✅ 00:03 clone
✅ 00:02 cargo
✅ 00:01 targets
✅ 00:00 bin
✅ 00:06 setup
✅ 04:02 main
✅ 00:01 postbuild
✅ 00:01 cache_grooming
✅ 00:01 Upload 'cargo' cache
✅ 00:30 Upload 'targets' cache
✅ 00:00 Upload 'bin' cache