Pause button stops the timer but the user can still continue to solve the puzzle

[emilhaapalainen]

Bug description
The pause button on the puzzle solving screen only pauses the timer but the user can still continue to solve the puzzle, which leads to possible inaccurate times.

Steps to reproduce
Draw a picture
Move to the jigsaw puzzle page
Select any difficulty
Pause the timer

Expected behaviour
Pause the timer and block any attempts to move the puzzle pieces around.

Devices tested on
App version 1.0
Physical device: Pixel 6 Pro Android, 13 Tiramisu (API 33)
Virtual device: Pixel 2 & Nexus 9, Android 9.0 Pie (API 28)