feat: update AI model and image domain

- Change AI model from GPT-4o mini to Gemini-1.5-Flash
- Update image hostname from img.gujiakai.cn to image.gujiakai.top

components/AISummary/index.jsx

@@ -95,7 +95,7 @@ export default function AISummary({ contentMarkdown, params, tags }) {
 					onChange={(e) => setSelectedAI(e.target.value)}
 					aria-label="选择 AI 模型"
 				>
-					<option value="chatgpt">GPT-4o mini</option>
+					<option value="chatgpt">Gemini-1.5-Flash</option>
 					<option value="lingyiwangwu">Yi-Lightning</option>
 				</select>
 			</div>

next.config.mjs

@@ -41,7 +41,7 @@ export default nextTranslate(withBundleAnalyzer(
 			remotePatterns: [
 			  {
 					protocol: 'https',
-					hostname: 'img.gujiakai.cn'
+					hostname: 'image.gujiakai.top'
 			  },
 			],
 		}

pages/api/chatgpt.js

@@ -17,7 +17,7 @@ export default async function handler(req, res) {
 
 		try {
 			const stream = await openai.chat.completions.create({
-				model: 'gpt-4o-mini',
+				model: 'gemini-1.5-flash',
 				messages: [{ role: 'user', content: message }],
 				stream: true,
 			})