Refactor/package structure

[Bhavesh-png]

Pull Request

Description

This PR reorganizes the project into a standard Java package structure to improve maintainability and project organization.

Changes Made

• Reorganized Java source files into a structured package layout.
• Organized project resources into appropriate directories.
• Removed generated build artifacts from the source structure.
• Updated package declarations and imports where required.
• Verified that the project builds and runs successfully after the reorganization.

Fixes #73

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Type of Change

• Bug fix
• New feature
• UI improvement
• Documentation update
• Performance improvement

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Checklist

• My code follows the project style
• I tested my changes
• I have updated documentation if needed
• My changes generate no new warnings

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Screenshots (if applicable)

N/A (Project structure refactoring only)