App ready hai…checkout page bana liya…lekin payment integrate kaise karein? 👉 Reality: 👉 Smart developers kya karte hain? 👉 Structured API integration approach follow karte hain 👉 Result: ⚡ Quick Answer Payment API integration: 👉 Simple: API connect karo → payments start 🚫 Sabse Badi Galti ❌ Direct production me