feat: add cot new command for starting new projects

[m4tx]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 74.41860% with 22 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
cot-cli/src/main.rs	0.00%	16 Missing ⚠️
cot-cli/tests/new_project.rs	87.50%	4 Missing ⚠️
cot-cli/src/new_project.rs	93.75%	2 Missing ⚠️

Flag	Coverage Δ
rust	85.89% <74.41%> (-0.10%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
cot-cli/src/utils.rs	28.57% <100.00%> (+28.57%)	⬆️
cot-cli/src/new_project.rs	93.75% <93.75%> (ø)
cot-cli/tests/new_project.rs	87.50% <87.50%> (ø)
cot-cli/src/main.rs	0.00% <0.00%> (ø)

... and 1 file with indirect coverage changes