The awareness and discipline have become your best friends and there is accountability which is also seeking your confirmation.
To affirm your accountability; you need to recognize your ability to set a realistic long-term goal with purpose.
Take action to eliminate the delivery/takeaway/fast food and opt for wholesome home-cooked in your daily dietary plans to establish a healthy habits; clean eating and zero waste.
When you lag along the way because you cheat on your goal... don't kick yourself. Instead, recognize your weakness and take it with you forward and use it as a reminder to counter the situation when it happens again --forgive yourself.
When it comes to a transformation of your life; think progress, not perfection.
If you have little ones in the family, train your child to embrace the ‘sustainable’ healthy lifestyle while at an early age and show them your role image as a responsible adult who cares for your well-being and the well-being of our planet.