Regarding your alcohol consumption, blood tests and possibly a liver ultrasound to evaluate the health and function of your liver could provide reassurance. If you presently have no alcohol-related damage to your liver or other organs, it is unlikely that you will develop alcohol-related issues in the future.
Smoking is not a simple activity. After five years, quitting can return the risk of heart disease to its initial level. Since you quit smoking, your risk of chronic lung disease and smoking-related cancers, particularly lung cancer, has decreased. And your risk will decrease with every passing year. However, the increased cancer risk and the possibility of developing chronic lung disease never completely go away in long-term smokers.