Change placement of action buttons.

### Description -

The placement of action buttons right above the headings can be changed to right and be made more accessible. The icons can be a bit bigger.
Possibly, the decision to place actions on the right of the screen is made due to the assumption that typical user attention flow (and often mouse movements) follows a Z-shaped pattern (Gutenberg diagram), which describes western culture user’s reading patterns, from the top left of the page to the bottom right:

**Screenshot** -