fix: validator temperature 0 -> 0.1 for proxy compatibility

packages/core/src/agents/state-validator.ts

@@ -80,7 +80,7 @@ ${chapterContent.slice(0, 6000)}`;
           { role: "system", content: systemPrompt },
           { role: "user", content: userPrompt },
         ],
-        { temperature: 0, maxTokens: 2048 },
+        { temperature: 0.1, maxTokens: 2048 },
       );
 
       return this.parseResult(response.content);