Stop users from browsing to nagative years

[jonandernovella]

Related issue(s) and PR(s)

This PR closes #476

Type of change

• Bug fix (non-breaking change which fixes an issue)

List of changes made

The case of entering a negative year has now been handled.

Testing

• Navigate to a year with a negative number.

Definition of Done checklist

• I have made an effort making the commit history understandable
• I have performed a self-review of my own code and commented any hard-to-understand areas
• Tests and lint/format validations are passing
• My changes generate no new warnings

[ghost]

If we are to check this, we should require year to be > 1900 since "0" for year will result in year 1900.

[jonandernovella]

If we are to check this, we should require year to be > 1900 since "0" for year will result in year 1900.

That was not part of this bug report. Feel free to make a new one!

See comments.