Latest Update (v39) Patches:

• Health Regeneration Upgrade works now.
• Player detection  works even when up close on the interact-able.
• Flashlight shines on close-up objects better than before.
• Drone companion no longer ghosts through people.
• There was also some issues like colliders not being in the right place and such.

The next content extension is still in progress as well. Not in this update though.