fix: align benchmark docs with verification

README.md

@@ -86,6 +86,9 @@ python -m benchmarks.render_chart
 python -m benchmarks.run_competitors --server autocad-mcp-pro --backend ezdxf --json
 ```
 
+The v1.3 ezdxf reference run records **10/10 tasks (100.0)**. It is a
+self-check, not a competitor ranking.
+
 Cross-project runtime scores will be published only after equivalent adapters
 execute the same task contract. The complete rubric, caveats, version A/B suite,
 and reproduction commands live in [`benchmarks/`](benchmarks/README.md).

benchmarks/render_chart.py

@@ -69,9 +69,7 @@ def render_chart(data: dict[str, Any], output: Path) -> None:
     labels = [item["repository"] for item in projects]
     scores = [item["score"] for item in projects]
     grades = [item["evidence_grade"] for item in projects]
-    colors = [
-        "#0969da" if label == "U-C4N/Autocad-MCP" else "#6e7781" for label in labels
-    ]
+    colors = ["#0969da" if label == "U-C4N/Autocad-MCP" else "#6e7781" for label in labels]
 
     fig, ax = plt.subplots(figsize=(12, 6.4), constrained_layout=True)
     fig.patch.set_facecolor("#f6f8fa")