fix: comply with PUBLIC_DEFAULT_MODEL env

src/components/Generator.tsx

@@ -1,7 +1,7 @@
 import { Index, Match, Show, Switch, batch, createEffect, createSignal, onMount } from 'solid-js'
 import { Toaster, toast } from 'solid-toast'
 import { useThrottleFn } from 'solidjs-use'
-import { PUBLIC_MAX_TOKENS, PUBLIC_MIN_MESSAGES, PUBLIC_MODERATION_INTERVAL } from 'astro:env/client'
+import { PUBLIC_DEFAULT_MODEL, PUBLIC_MAX_TOKENS, PUBLIC_MIN_MESSAGES, PUBLIC_MODERATION_INTERVAL } from 'astro:env/client'
 import { fetchModeration, fetchTranslation, iterateSuggestion, iterateTitle } from '@/utils/misc'
 import { audioChunks, getAudioBlob, startRecording, stopRecording } from '@/utils/record'
 import { countTokens, tokenCountCache } from '@/utils/tiktoken'
@@ -288,8 +288,7 @@ export default () => {
       if (localStorage.getItem('apiKey')) headers.authorization = `Bearer ${localStorage.getItem('apiKey')}`
 
       const t = localStorage.getItem('temperature') ?? 'undefined'
-      const payload: Record<string, any> = { messages: requestMessageList, temperature: t === 'undefined' ? undefined : JSON.parse(t) }
-      if (localStorage.getItem('model')) payload.model = localStorage.getItem('model')
+      const payload: Record<string, any> = { messages: requestMessageList, temperature: t === 'undefined' ? undefined : JSON.parse(t), model: localStorage.getItem('model') ?? PUBLIC_DEFAULT_MODEL }
 
       const res = await fetch(`${baseUrl}/single/chat_messages`, {
         method: 'PUT',