Develop a comprehensive full-stack event organization web application using Next.js 14, MERN stack, and Stripe. Master authentication, event management, search functionality, filtering, categorization, checkout processes, and payment integration. Utilize modern technologies including Tailwind CSS, Shadcn, React Hook Form, Zod, Uploadthing, React-Datepicker, Mongoose, and Clerk. Progress through a structured curriculum covering setup, user interface components, database connections, form validations, file uploads, date picking, CRUD operations, related events, user profiles, Stripe integration, search and filter implementations, and pagination. Conclude with thorough app refinement and deployment strategies.