rm rep penalty in json gen

src/lib/components/MonsterGenerator/MonsterGenerator.svelte

@@ -333,10 +333,10 @@ Write your response within \`\`\`json\`\`\``;
         [],                   // chat_history
         systemPrompt,         // system_prompt
         2048,                 // max_new_tokens
-        0.3,                  // temperature - lower for structured output
+        0.3,                  // temperature
         0.95,                 // top_p
         50,                   // top_k
-        1.0                   // repetition_penalty
+        0.0                   // repetition_penalty
       ]);
       
       console.log('Stats output:', output);