Add email notification feature with Notify checkbox, SMTP backend, and HTML template

Add Delhi zone/village dropdowns, location tracking, and project documentation

Fix stat box overflow: compact number formatting and responsive font sizing

Add vegetation and structural sub-classification for detected changes

Add 3D building analysis: shadow-based height/stories estimation and construction stage classification

Sticky nav, avatar dropdown menu, mobile responsive layout

Simplify password eye to single grey icon, move forgot below sign-in, remove or divider

Add forgot password flow and password visibility toggle

Initial commit: SatDetect satellite change detection web app