cleaning up the codebase

[Hermann-Core]

• Add Clippy checks and suppress warnings and unused/dead code throughout the project
• Remove all unused dependencies across the project
• Upgrade all dependencies to their latest available versions

[Christiantyemele]

Good, but i think there we some refactoring which were not really neccessary like changing all the calls to get(0) to first()

[Blindspot22]

LGTM 🚀
Resolve conflicts

[Hermann-Core]

Good, but i think there we some refactoring which were not really neccessary like changing all the calls to get(0) to first()

Cargo Clippy checks. It also explicitly signals the intent to access the first element.

[Blindspot22]

Good to go 🚀