feat(project): Set project attributes. Start with description

[acovaci]

Create a command to add or update a description for a project. Feel free to open new issues for parts of this you don't implement.

Command

plumb project set description="..." name="..."
plumb project set description
plumb project set name
...

plumb project get name
...

Given

• Project name
• Description

Outcome

• Set or update the description for the specified project

Notes

• Ensure the description is stored and retrievable