error404-labs

AI Agent framework — tool registry, multi-step reasoning, memory, rate control. Không infinite loop, tự động timeout.

Tích hợp LLM production — chat, streaming SSE, function calling, cost tracking, retry, fallback. Không memory leak, tự động reconnect.

Production AI — caching, rate limit, fallback model, monitoring, graceful degradation. Không crash khi API down.

Prompt engineering production — template system, versioning, A/B test, injection defense, cost-aware prompting.

RAG pipeline production — ingestion, chunking chiến lược, embedding, hybrid search, rerank. Không index trùng, search dưới 200ms.

Game 2D với Phaser 3 — player, enemy, bullet pool, tilemap, HUD, animation. 60 FPS, object pool cho đạn/enemy.

Game 3D với Three.js — lighting, FPS/TPS camera, shooting, enemy AI, LOD, instancing. 60 FPS, draw calls < 200.

Free game assets + auto-download. 2D sprites, 3D models, 2.5D tiles, sounds, fonts. Animation-ready — idle/run/jump/attack/hurt/death states.

Audio game — Web Audio API pool, spatial 3D, dynamic compression, format fallback. Không memory leak, tự động GC.

Game engine core — fixed-timestep loop, scene manager, asset loader, input handling. Nền tảng cho mọi thể loại game H5.

Game 2.5D Isometric — tile engine, coordinate conversion, depth sort, fog of war, pathfinding A*. Tối ưu cho map lớn 100×100.

Performance optimization cho game H5 — object pool, instancing, LOD, GC tuning, profiling. 60 FPS trên mobile.

Physics & collision — AABB, spatial hash, raycast, response. Tối ưu cho hàng ngàn object, không overshoot.

Automation script — file watcher, batch processor, pipeline, retry, logging. Chạy ổn định 24/7, không memory leak.

CLI app production — commander, clap, click. Spinner, progress bar, error handling, auto-completion, cross-platform.

Code generator — scaffold project, component generator, template engine, Plop.js patterns. Tạo code chuẩn, không lỗi cú pháp.

VS Code extension — commands, views, providers, config. Không block UI, đúng lifecycle, production-ready.

Build & distribute — npm, Cargo, PyPI, Docker, Homebrew. Cross-platform, CI/CD, auto-update.

Authentication production — Auth.js, OAuth, JWT, RBAC, session, CSRF. Không lỗ hổng bảo mật, HTTP-only cookie.

Backend web production — Next.js App Router, Express, FastAPI, middleware, error handling, validation, rate limit.

Database production — Prisma, PostgreSQL, indexing, query optimization, migration zero-downtime. Không N+1, query < 50ms.

Deployment web — Vercel, Docker, CI/CD, monitoring, canary, rollback. Zero-downtime, tự động scale.

Frontend React production — component patterns, custom hooks, data fetching, bundle optimization. Core Web Vitals, 90+ Lighthouse.

Styling production — Tailwind, design system, responsive, dark mode, animation. Không FOUC, không layout shift.

Testing web — Vitest unit test, integration test, Playwright E2E, MSW mock. Coverage > 80%, chạy song song, không flaky.