Add README.md file.

README.md

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+# TimeTrack
+
+TimeTrack is a web-based time tracking application built with Flask that helps users monitor their work hours, breaks, and maintain a history of their time entries.
+
+## Features
+
+- **Time Tracking**: Record arrival and departure times
+- **Break Management**: Pause and resume work sessions
+- **Daily Overview**: View today's time entries at a glance
+- **Complete History**: Access all past time entries
+- **Configuration**: Customize work hours and break settings
+
+## Tech Stack
+
+- **Backend**: Flask 2.0.1
+- **Database**: SQLAlchemy with SQLite
+- **Frontend**: HTML, CSS, JavaScript
+
+## Installation
+
+### Prerequisites
+
+- Python 3.12
+- pip or pipenv
+
+### Setup with pipenv (recommended)
+
+```bash
+# Clone the repository
+git clone https://github.com/nullmedium/TimeTrack.git
+cd TimeTrack
+
+# Install dependencies using pipenv
+pipenv install
+
+# Activate the virtual environment
+pipenv shell
+
+# Initialize the database
+python migrate_db.py
+
+# Run the application
+python app.py
+```