Pic2vid

* Backend services utilize Modal for scalable, GPU-accelerated video generation workflows involving the Hallo3 deep learning model. * Environment setup implements Zod validation, rigorously enforcing types and presence of critical endpoints and application secrets. * Frontend architecture relies on shadcn/ui and type-safe TypeScript utilities for modern, consistent component management and design. * Dedicated Modal services ensure secure artifact transfer using robust `curl` commands and authenticated S3 bucket mounts. * Standardize AWS environment variable naming convention in `env.js` to prevent future security confusion or deployment errors.