Feature/add widget

[SwayamSahu]

---

name: Swayam Prakash Sahu
about: Added an interactive web app for analyzing student depression trends using Preswald.
title: 'feat: add student depression web app'
labels: 'feature, Preswald, Student depression'
assignees: ''

Description of Changes
This PR adds a new web application for analyzing student depression data. This pull request introduces a new example to the community_gallery/ folder, featuring an interactive data application built with Preswald to analyze student depression and financial stress. This project aims to highlight how financial stress correlates with depression among students, leveraging interactive visualizations and real-time data manipulation.

Includes:

• Initial setup with preswald configuration.
• Basic structure with README, .gitignore, and initial Python script.
• Added images for favicon and logo.
• Configuration files: preswald.toml and pyproject.toml.

Key Features of the App
Interactive UI: Users can explore data trends through an intuitive interface, including sliders and filters for adjusting financial stress levels.
Data Insights: The app dynamically processes student depression data, allowing users to see real-time updates on stress-depression correlations.
Visualizations: Bar chart illustrating the relationship between financial stress and depression levels. An interactive scatter plot depicting key trends, leveraging Plotly for engaging and insightful visualizations.

Explore the app live here: Video Link

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• New example
• Test improvement

Testing
Please describe the tests that you ran to verify your changes. Include screenshots/videos.

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have run my code against examples and ensured no errors
• Any dependent changes have been merged and published in downstream modules