Add Svrnty Vision agent contract blocks

tools/validate_svrnty_vision_child.py

@@ -41,8 +41,25 @@ def main() -> int:
         if not (ROOT / rel).exists():
             errors.append(f"missing:{rel}")
     checks = {
-        "AGENTS.md": ["child-local", "not Cortex OS Core authority", "python3 tools/validate_svrnty_vision_child.py"],
-        "WORKBOARD.yaml": ["SVRNTY-VISION-WORK-001", "SVRNTY-VISION-WORK-003", "status: complete", 'owner: ""'],
+        "AGENTS.md": [
+            "## Universal Cortex OS Agent Contract",
+            "## Repo-Custom Agent Contract",
+            "Svrnty Vision is a child-local sovereign vision HTTP gateway",
+            "Do not start Runtime, start Docker, build or run containers",
+            "child-local",
+            "not Cortex OS Core authority",
+            "python3 tools/validate_svrnty_vision_child.py",
+        ],
+        "README.md": [
+            "## Cortex OS Boundary",
+            "child-local sovereign vision gateway source",
+            "not start Runtime, start Docker",
+            "call VLM",
+            "call Spark/ComfyUI/vLLM services",
+            "write durable Hindsight memory",
+            "operator/developer docs, not cleanup-route authorization",
+        ],
+        "WORKBOARD.yaml": ["SVRNTY-VISION-WORK-001", "SVRNTY-VISION-WORK-003", "SVRNTY-VISION-WORK-005", "status: complete", 'owner: ""'],
         "CONTEXT.md": ["Visual Perception Package Candidate", "Research Handoff"],
         "docs/VISION-PACKAGE-CANDIDATE.md": ["Research reads sources; Vision sees media", "wildcard grant"],
         "outputs/2026-06-12-svrnty-vision-workboard-readiness-reconciliation.md": [