Building Dhikrly: Making Prayer Reminders Actually Reliable in an Offline-First PWA

Introduction Dhikrly (ذِكْرلي) is a daily Adhkār, Du'ā, and Ṣalāh (prayer) tracker — an offline-first Progressive Web App with cross-device sync, live at dhikrly.com. I built it solo, end-to-end: prod