docs(docs): add frontmatter to architecture docs

Standardized YAML frontmatter on all 10 docs/architecture/ files with
title, description, type, status, ticket, decision_refs, and author
fields. Enables context-aware document loading.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docs/architecture/eval-godot-rust-bridge.md

@@ -1,3 +1,15 @@
+---
+title: "Evaluation: Godot 4 Client + Rust Simulation Server Architecture"
+description: "Technical evaluation of Godot 4 + Rust (gdext + bevy_ecs) architecture — gdext maturity, ECS standalone usage, bridge design patterns, serialization, and risk register"
+type: architecture
+status: active
+ticket: ""
+decision_refs: [D-010, D-011, D-012, D-017, D-018, D-019]
+author: "Tyre"
+created: 2026-02-09
+updated: 2026-02-09
+---
+
 # Evaluation: Godot 4 Client + Rust Simulation Server Architecture
 
 **Author:** TYRE (Technical Architect)

docs/architecture/flying-taxi-analysis.md

@@ -1,3 +1,15 @@
+---
+title: "Flying Taxi Over Cityscape — Architecture Analysis"
+description: "Feasibility analysis of flying vehicle gameplay using the three-scope z-layer architecture — confirms support with renderer gaps identified"
+type: architecture
+status: active
+ticket: ""
+decision_refs: [D-049]
+author: "Tyre"
+created: YYYY-MM-DD
+updated: YYYY-MM-DD
+---
+
 # Flying Taxi Over Cityscape — Architecture Analysis
 
 Author: Tyre (architecture) | Sprint: 6 | Ref: D-049, z-layer-gap-analysis.md

docs/architecture/fog-shader-spec.md

@@ -1,3 +1,15 @@
+---
+title: "Fog Shader Architecture — #430 (D-059)"
+description: "Shader-driven fog system architecture — FogState autoload, fragment shader spec, texture pipeline (CPU blur + RGBA8), fog entities, and zone temperature tinting"
+type: architecture
+status: active
+ticket: "#430"
+decision_refs: [D-059, D-049, D-046, D-077, D-015]
+author: "Tyre"
+created: YYYY-MM-DD
+updated: YYYY-MM-DD
+---
+
 # Fog Shader Architecture — #430 (D-059)
 
 Ticket: #430 | Decision: D-059 | Sprint: 6

docs/architecture/gemma2-compliance.md

@@ -1,3 +1,15 @@
+---
+title: "Gemma 2 Re-voicing: Compliance & Implementation Framework"
+description: "Licensing compliance, AI disclosure framework, modding policy, and operational safety architecture for Gemma 2 integration in the re-voicing dialogue system"
+type: architecture
+status: draft
+ticket: ""
+decision_refs: []
+author: "Gemini"
+created: 2026-03-07
+updated: 2026-03-07
+---
+
 # Gemma 2 Re-voicing: Compliance & Implementation Framework
 
 **Status:** Reference

docs/architecture/interaction-memory-schema.md

@@ -1,3 +1,15 @@
+---
+title: "InteractionMemory Knowledge Graph Schema Design"
+description: "Schema extension for tracking player-NPC conversation history in the knowledge graph — walk-away consequences, confrontation tracking, and monologue prerequisite integration"
+type: architecture
+status: active
+ticket: "#442"
+decision_refs: [D-041, D-064, D-063, D-028]
+author: ""
+created: YYYY-MM-DD
+updated: YYYY-MM-DD
+---
+
 # InteractionMemory Knowledge Graph Schema Design
 
 **Ticket:** #442 | **Sprint:** 7 | **Priority:** MEDIUM

docs/architecture/line-pool-format.md

@@ -1,3 +1,15 @@
+---
+title: "Line Pool Format Specification"
+description: "YAML format spec for dialogue and monologue line pools — file structure, tag enums, four-layer filtering pipeline, ID format, validation rules, and Rust loader interface"
+type: architecture
+status: active
+ticket: "#308"
+decision_refs: [D-028, D-032, D-035, D-041]
+author: ""
+created: YYYY-MM-DD
+updated: YYYY-MM-DD
+---
+
 # Line Pool Format Specification
 
 **Ticket:** #308 | **Sprint:** 7 | **Priority:** HIGH (blocks #326, #305)

docs/architecture/proposed-llm-voice.md

@@ -1,3 +1,15 @@
+---
+title: "Proposed Architecture: LLM-Powered Voice Synthesis"
+description: "Re-voicing architecture for dynamic NPC dialogue using a local LLM as a stylistic enhancement layer — injector system, priority queue, and optional AI-enhanced toggle"
+type: architecture
+status: draft
+ticket: ""
+decision_refs: []
+author: "Gemini"
+created: 2026-03-07
+updated: 2026-03-07
+---
+
 # Proposed Architecture: LLM-Powered Voice Synthesis
 
 **Status:** Proposed

docs/architecture/risk-godot-rust-bridge.md

@@ -1,3 +1,15 @@
+---
+title: "Risk Assessment: Godot 4 + Rust/ECS via GDExtension"
+description: "Adversarial risk assessment of the Godot+Rust architecture — gdext instability, thread safety, ECS scaling concerns, alternative approaches, and kill switch criteria"
+type: architecture
+status: active
+ticket: ""
+decision_refs: [D-010]
+author: "Troblum"
+created: 2026-02-09
+updated: 2026-02-09
+---
+
 # Risk Assessment: Godot 4 + Rust/ECS via GDExtension
 
 **Author:** TROBLUM (Technical Consultant / Stress-Tester)

docs/architecture/seed-configuration-schema.md

@@ -1,3 +1,15 @@
+---
+title: "Seed Configuration Schema — Design Document"
+description: "Schema and generation algorithm for deterministic world instantiation from seed value — pool draws, template assignments, triangles, entanglement, contraband, and starting knowledge"
+type: architecture
+status: draft
+ticket: "#394"
+decision_refs: [D-010, D-024, D-025, D-027, D-029, D-034, D-035, D-036, D-037, D-041]
+author: "Tyre"
+created: 2026-02-13
+updated: 2026-02-13
+---
+
 # Seed Configuration Schema — Design Document
 
 **Ticket:** #394

docs/architecture/z-layer-gap-analysis.md

@@ -1,3 +1,15 @@
+---
+title: "Z-Layer Rendering Pipeline — Gap Analysis"
+description: "Gap analysis for multi-floor z-layer rendering — y-sort occlusion contract, airborne rendering, lower floor compositing, fog interaction, and performance budgets"
+type: architecture
+status: active
+ticket: ""
+decision_refs: [D-049]
+author: "Tyre"
+created: YYYY-MM-DD
+updated: YYYY-MM-DD
+---
+
 # Z-Layer Rendering Pipeline — Gap Analysis
 
 Author: Tyre (architecture) | Sprint: 6 | Decision: D-049 amendment