Fixed viewer crashes during rapid navigation by implementing per-route isolation, separated effects, and async guards

Migrated from source-based imports to proper package builds with full TypeScript validation in CI

Discovered bundler ecosystem gap with React Server Components directives, migrated UI package into web app

Integrated automated TypeScript type generation from Swagger/OpenAPI specs

Redesigned header as state-driven multi-role component: landing page, navigation bar, and transition mask in one

Reduced HTML from 319 KB to 257 KB (19% reduction) and separated markdown parsing so detail sections are parsed individually using Next.js parallel & intercepting route pattern

Redefined portfolio as playground, and migrated system from file-based dynamic routes to static routes with centralized configuration, following `cesium-utils` page's architectural pattern

Migrated the blog system and routes of this project from file-based to database-driven having custom content management system.

Integrated Prisma ORM with Neon PostgreSQL for serverless architecture, eliminating traditional backend framework

Migrated from Jest to Vitest for unit tests, added Playwright for E2E testing

Complete refactoring for portability, high cohesion, and separation of concerns using private folders and route-scoped context

Removed Resium wrapper library (-1MB), implemented direct Cesium integration with custom React wrapper

Implemented Next.js multi-zone architecture, then removed it after discovering 77% performance degradation

Reduced Docker image from 526MB to 346MB (34% reduction) with 99% layer efficiency

Achieved 66-72% bundle size reduction through strategic lazy loading and dependency analysis

Migrated from Yarn Berry PnP to PNPM due to Next.js standalone and Vercel monorepo incompatibility

Restructured from single Next.js app to monorepo with shared packages

Initial commit with standard single Next.js application, including various development tools and Yarn Berry PnP.