fix(chat): Update models

chat/index.html

@@ -511,7 +511,7 @@
                 pendingImages: [],
                 attachment: initialAttachment,
                 promptText: initialPromptText,
-                activeModelName: "gemini-3.5-flash-lite",
+                activeModelName: "gemini-3.8-flash",
                 historyItems: [],
                 isBusy: false,
                 abortController: null,
@@ -519,8 +519,9 @@
                 sessionId: null,
 
                 models: [
-                    { name: "gpt-5.6-luna", chat: chatWithOpenAI, key: window.env.OPENAI_API_KEY },
+                    { name: "gpt-6-luna", chat: chatWithOpenAI, key: window.env.OPENAI_API_KEY },
                     { name: "gemini-3.5-flash-lite", chat: chatWithGemini, key: window.env.GEMINI_API_KEY },
+                    { name: "gemini-3.8-flash", chat: chatWithGemini, key: window.env.GEMINI_API_KEY },
                     { name: "claude-haiku-4-5-20251001", chat: chatWithClaude, key: window.env.ANTHROPIC_API_KEY },
                 ],