use lighter model

dungeonGenerator.js

@@ -5,7 +5,7 @@ async function sleep(ms) {
   return new Promise(resolve => setTimeout(resolve, ms));
 }
 
-async function callOllama(prompt, model = "gemma3:4b", retries = 6) {
+async function callOllama(prompt, model = "gemma3n:e4b", retries = 6) {
   for (let attempt = 1; attempt <= retries; attempt++) {
     try {
       const response = await fetch(OLLAMA_API_URL, {
@@ -112,7 +112,7 @@ ${refined}
   for (let attempt = 1; attempt <= maxJsonRetries; attempt++) {
     try {
       console.log(`📦 JSON pass (attempt ${attempt}/${maxJsonRetries})...`);
-      jsonText = await callOllama(jsonPrompt, "gemma3:4b", 6);
+      jsonText = await callOllama(jsonPrompt, "gemma3n:e4b", 6);
       const cleaned = jsonText.replace(/```json|```/g, "").trim();
       const result = JSON.parse(cleaned);
       console.log("🎉 Dungeon generation complete!");