Corn snake handling should occur least 1-2x weekly, but no more than once daily. Snakes do not require social interaction for their mental health, but handling helps the snake stay tame and can be a good opportunity for exercise as well.
Feeding Hatchling Snakes. 1995 Maryann Jazbec, Notes from NOAH, XXII(10):3-4. Now that it is nearing the time for snake eggs to start hatching, here are some general guidelines for getting baby snakes to start eating. Be sure to keep the snake warm and dry.
Corn snake care advice on feeding and temperature | RSPCA.

Choosing The Right Food for Hatchlings. Feeding Frequency and Meal Size. Tips for Encouraging Reluctant Eaters. Handling and Socializing Baby Snakes. Safe Handling Techniques. Minimizing Stress During Interaction.
Timing: Hatchling snakes are often shy and nocturnal, preferring to eat in dim or dark environments. Try feeding your snake after lights go out or in a darkened room if it refuses to eat during the day. Species-Specific Considerations.

How to feed carpet pythons from hatchling to adult: prey sizes, schedules, switching to rats, and handling feeding refusal. Professional breeder advice.
Try not to handle the snake for 24 - 48 hours after they feed. Feeding schedules differ with respect to hatchlings and adults. For hatchlings, you can feed them as often as twice a week to as little as once every ten days. With adults, once every 7 to 14 days would be sufficient.
Feeding Hatchlings. Very small hatchling snakes can be started on pinky mice (newborn mice) and then graduate to larger sizes. The main terms used for feeder mice are fuzzies, hoppers, and weaned mice or weanlings, then large and extra-large adult.