Add @tanstack/form-server Package

[jiji-hoon96]

This PR introduces a new @tanstack/form-server package that provides utilities for handling server errors and success responses in TanStack Form applications.

Key Features

• Error Normalization: mapServerErrors() standardizes various server error formats (Zod, Rails, NestJS, custom) into a consistent structure
• Error Injection: applyServerErrors() applies mapped errors to form instances with proper field and form-level error handling
• Success Handling: onServerSuccess() manages successful responses with configurable reset strategies, flash messages, and callbacks
• Store Selectors: Utility functions for extracting server data from application stores

Supported Error Formats

• Zod validation errors (issues array)
• Rails-style errors (errors object)
• NestJS validation errors (structured message array)
• Custom field/form error formats

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☁️ Nx Cloud last updated this comment at 2025-09-15 05:20:46 UTC