Descriptions:
Web Dev Cody returns to his multiplayer survival game “Survive the Night” with a major pivot: transforming it from a round-based shooter into a full MMO Action RPG inspired by RuneScape. The session is driven by Cursor Composer 2 in plan mode, with Cody issuing structured prompts to design and implement two parallel systems — mandatory user authentication via Better Auth and a PostgreSQL-backed experience and leveling engine.
The video documents a realistic development arc, including a real debugging sequence where mismatched API keys across .env files block game server authentication. Cody’s decision to keep local and production code paths identical rather than adding anonymous bypass logic is a notable engineering judgment with long-term maintainability benefits. Viewers also see live schema evolution: existing user_stats columns are repurposed, wave-tracking fields are removed, and XP fields are added with a progressive level-up chart (1 XP per zombie kill, 5 kills to reach level 2).
For developers exploring AI-assisted game development or full-stack vibe coding workflows, this episode illustrates how iterative agent prompting handles interconnected concerns — auth tokens, WebSocket session validation, UI overlays, and database persistence — across a non-trivial codebase. The honest portrayal of confusion, mid-session pivots, and incremental debugging makes it a grounded reference for what AI-assisted development actually looks like in practice.
📺 Source: Web Dev Cody · Published April 10, 2026
🏷️ Format: Hands On Build
