Migrate to Vite and switch testing framework to Vitest

[helylle]

Description:

Transition from Webpack to Vite for improved build performance and development experience. Replace Jest with Vitest for testing, ensuring compatibility and enabling translations. Clean up test outputs and enhance state handling in tests.

For reviewer:

• Read the above description
• Reviewed the code changes
• Navigate to the branch (pulled the latest version)
• Run the code and been able to execute the expected function
• Check any styling on both desktop and mobile sizes

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
2 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.6% Duplication on New Code

See analysis details on SonarQube Cloud