Tab to add goals for future plans and savings (piggy bank)

[shrestha-bishal]

Something similar to firefly-iii
https://docs.firefly-iii.org/how-to/firefly-iii/finances/piggy-banks/#:~:text=of%20piggy%20banks.-,Manage%20the%20piggy%20banks,have%20on%20your%20savings%20account.

Something like this

[jjmata]

This needs further discussion before an implementation plan is given shape.

What do "future plans" mean in the context of our codebase? What impact would it have in the DB persistence (objects needed, etc.)? Inside of a family where do these plans fit/belong?