docs: create requirements, roadmap, and state

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.planning/STATE.md

@@ -0,0 +1,28 @@
+---
+gsd_state_version: 1.0
+milestone: v1.0
+milestone_name: Portfolio Hytale-first
+status: planning
+last_updated: "2026-04-10"
+last_activity: 2026-04-10 -- Project initialized with research
+progress:
+  total_phases: 4
+  completed_phases: 0
+  total_plans: 0
+  completed_plans: 0
+  percent: 0
+---
+
+# Project State
+
+## Project Reference
+- PROJECT.md: .planning/PROJECT.md
+- REQUIREMENTS.md: .planning/REQUIREMENTS.md
+- ROADMAP.md: .planning/ROADMAP.md
+
+## Current Focus
+Phase 1: Cleanup & Fixes — ready for planning
+
+## Session Notes
+- Project initialized 2026-04-10 with codebase mapping + 4-agent research
+- Brownfield: Nuxt 4 SSR portfolio already functional, needs content pivot to Hytale + SEO fixes