Add Claude Sonnet 4.6 pelican variants

Co-authored-by: Codex <codex@openai.com>

models/claude-sonnet-4-6-cc.json

@@ -0,0 +1,18 @@
+{
+  "label": "Claude Sonnet 4.6",
+  "vendor": "Anthropic",
+  "harness": "Claude Code",
+  "effort": "Max",
+  "artifactDir": "claude-sonnet-4-6/claude-code-max",
+  "order": 18.9,
+  "runs": {
+    "pelican-cycling": {
+      "file": "pelican-beach.svg",
+      "note": {
+        "zh": "在 Claude Code 中以 Claude Sonnet 4.6（Max 思考配额）一次生成。",
+        "en": "Generated in one shot by Claude Sonnet 4.6 (Max effort) inside Claude Code."
+      },
+      "contributor": "Nagi-ovo"
+    }
+  }
+}