Bump to V1.2.1

[KJHJason]

Addition to code

Type of additions (Tick those that apply):

• [✗] Bug fix (non-breaking change which fixes an issue)
• [✓] New feature (non-breaking change which adds functionality)

Program Version

Version: a98e59b

Summary of changes:

• Update dependencies
• Improved user experience/usability of the program by adding shorthand flags

Checklist (Tick those that apply):

• [✓] I have read the contribution guidelines and have adhered to it
• [✓] I have performed a self-review of my 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 added tests that prove my fix is effective or that my feature works
• [✓] Any dependent changes have been merged and published in downstream modules
• [✓] I have checked my code and corrected any spelling mistakes

Screenshots (if any):

Original	Updated
original screenshot	updated screenshot