Feature 42: Form Submission

[cscortes]

Description

Implement comprehensive form validation and feedback using HTMX form submission patterns.

HTMX Patterns

• hx-post - Form submission with validation
• hx-validate - Client-side validation integration
• hx-target - Target elements for form feedback
• hx-swap - Replace form content with validation results
• hx-indicator - Loading states during form submission

Requirements

• Comprehensive form validation (client and server-side)
• Real-time validation feedback
• Form submission with progress indicators
• Error handling and success messaging
• Educational examples showing form patterns
• Comprehensive unit tests

Based On

Official HTMX documentation: https://htmx.org/docs/#forms

Priority

High - Core functionality for web applications

Implementation Notes

• Integrate with Flask-WTF for form validation
• Implement both synchronous and asynchronous validation
• Add proper CSRF protection
• Include accessibility features for form validation