Add screenshots section to README with visual documentation

README.md

@@ -7,6 +7,7 @@ A privacy-first time tracking and reflection tool that empowers individuals to t
 ## Table of Contents
 
 - [Overview](#overview)
+- [Screenshots](#screenshots)
 - [Core Purpose](#core-purpose)
 - [Key Features](#key-features)
 - [Design Principles](#design-principles)
@@ -28,6 +29,28 @@ A privacy-first time tracking and reflection tool that empowers individuals to t
 
 ---
 
+## Screenshots
+
+Here are some screenshots showing TimeHarbor in action:
+
+### Login & Authentication
+![Login Screen](screenshots/1-login.png)
+*Simple and secure login interface to get you started with TimeHarbor*
+
+### Project Management
+![Projects Screen](screenshots/2-projects.png)
+*Create or join projects to organize your time tracking activities*
+
+### Activity Tracking
+![Activities Screen](screenshots/3-activities.png)
+*Track time on specific activities within your projects with start/stop functionality*
+
+### Time Overview Dashboard
+![Dashboard Screen](screenshots/4-dashboard.png)
+*Review your time usage across projects and activities with detailed breakdowns*
+
+---
+
 ## Core Purpose
 
 - **Empower individuals** (employees, students, mentors, volunteers) to track, reflect on, and communicate how they spend their time