Add validation & better error feedback to idea submission form

[ssejal1508]

The current idea submission form accepts incomplete or invalid input without clear error messages. Adding basic client-side and/or server-side validation will improve the user experience and data integrity.

[Paulsylo25]

@Lacah - can we pick this up and work ?

[Lacah]

Can you please be more specific about where you see the need for data validation and feedback, perhaps providing some examples?

[Paulsylo25]

@ssejal1508 can you please respond to @Lacah question wiht some examples?