We usually make an announcement on the forum when the game is updated, which includes release notes, fixed issues and known issues.
Don't worry, we have a screenshot of this, so we'll add it to our bug database.
It sounds like you were placing it outside a beacon. To check if you're placing it within a beacon, focus on an area where you want to place it. If the highlight is green, that area is within a beacon. If it's black, then it's outside a beacon.
You need the necessary skill to Bulk Craft. We haven't made it clear in this instance, so we'll make a note of this to improve in a later update.
It looks like it's missing some drop shadows, so we'll add this to our bug database.
You just need to hold down the appropriate mouse button to consume food correctly. To do it faster, you need the necessary skill.