md file and gap fix

Distribution/docs/00_existing_gaps.md

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+# 00 — Existing Gap Fixes
+
+**Status**: Not Started
+**Depends On**: —
+
+---
+
+## Goal
+
+
+
+---
+
+## Gaps to Fix
+
+### 1. Route DTO — Missing RegionId
+
+
+
+### 2. Store DTO — Missing RouteId
+
+
+
+### 3. Role Controller — Missing Authorization
+
+
+
+### 4. Secrets & Configuration Management
+
+
+
+### 5. Input Validation
+
+
+
+### 6. Item Model — Missing Properties
+
+
+
+---
+
+## Scope (What This Step Does NOT Include)
+
+
+
+---
+
+## Business Rules
+
+
+
+---
+
+## Open Questions
+
+
+
+---
+
+## Implementation Notes
+
+> Fill this section in during planning discussion before writing any code.