docs: add destop application development instructions using tauri

[HK-HARSH001]

Fixes #

Describe the changes you have made in this PR -

This PR adds documentation for running and building the desktop application using Tauri

Screenshots of the changes (If any) -

Here are all the changes

Added Commands to run in development mode (npm run tauri dev)

Added commands to build for production(npm run tauri build)

Note: Please check Allow edits from maintainers. if you would like us to assist in the PR.

Summary by CodeRabbit

• Documentation
  • Added a comprehensive guide for developing and running the desktop application built with Tauri. Includes a Desktop Application Development section, prerequisites (Node.js 16+, npm, Rust, Cargo, Tauri CLI), and clear steps to launch the app in development mode using: npm run tauri dev. No functional changes to application behavior.