The front door is hard to lock sometimes. You must push the door
strongly to get the deadbolt into the hole. The mechanism turns easily
when not attempting to lock the door.

The deadbolt strike (?) needs to be closer inside to line up with the
door latch but that requires mitering and digging out the hole more. I
moved the latch strike (?) more in line with the deadbolt but then it
doesn't catch the latch when door is shut.

What's involved in fixing this properly without damaging the