add expense tracker app

[iPriyanshu19]

Description

Expense Tracker App An intuitive Expense Tracker application built using Flutter, designed to help users manage their daily expenses efficiently. This app features a beautiful user interface, smooth animations, and a simple way to track income and expenses.

Features

• Add, update, and delete expense or income entries.
• View expenses in a categorized and date-wise manner.
• Graphical representation of spending habits using pie and bar charts.
• Swipe to delete or edit entries.
• Persistent storage using the Isar NoSQL database.
• Multi-platform support: Android and iOS.

Issue

Fixes #6

Type of change

• [ ] Bug fix
• [x] New Project

Checklist:

• [x] I have included a REAME file for my Project (not for Bug fix)
• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have followed the Contributing Guidelines

[prodigyinfotech]

Can you add some screenshots in your README?

[prodigyinfotech]

Please fix Folder name to be in Title Case and replace _ with space