Time to revamp

[harshjohar]

fixed the following

• resolved #123
• resolved #118
• whole new cli (nim) to do all th heavy lifting to create files
• nim installation assets for windows, linux and macOS
• linear algebra library linked (armadillo)
• namespace created (slkt)
• automated script to release cli into GitHub releases

[github-actions[bot]]

clang-tidy review says "All clean, LGTM! :+1:"