Goal: I want to delete the first image of the camera folder from the Gallery app.
Steps:
action: action_type: open_app
app_name: Gallery
step_instruction: open the gallery app
action: action_type: click
step_instruction: open camera folder
action: action_type: click
step_instruction: Click the first picture 
action: action_type: click
step_instruction: Click on the trash button on the right bottom of the screen.
action: action_type: click
step_instruction: Click on allow button