🎯 What You’ll Learn Today
✅ Deep Dive into Cart Slice
Advanced reducers & actions (increase, decrease, remove, clear cart)
Using createSlice efficiently
✅ Optimizing Add to Cart Flow
Preventing duplicate product entries
Merging quantities instead of adding duplicates
✅ Handling Edge Cases
Empty cart message handling
✅ Dynamic Price Calculation
Subtotal for each product (quantity × price)
Grand Total update in real-time
GitHub Url :- https://github.com/DevanshuSir/FullStack_SkillWaala_26May_2025.git
