feat: enhance agent system with hot/quick questions, dynamic chat UI, and new enterprise agents

- Add hotQuestions and quickQuestions fields to agent model
- Update admin form with textarea inputs for hot/quick questions
- Make chat page display dynamic agent data (name, icon, questions)
- Widen center chat area to 60% for better readability
- Add enterprise service category and 3 new agents (jiaotou, promotion, group-policy)
- Update Prisma schema formatting and seed data

prisma/seed.ts

@@ -76,6 +76,15 @@ async function main() {
         description: "适用于虚拟主播、数字客服、形象代言等场景，提供逼真的数字人交互体验。",
       },
     }),
+    prisma.category.upsert({
+      where: { name: "企业服务" },
+      update: {},
+      create: {
+        name: "企业服务",
+        icon: "🏢",
+        description: "适用于企业专属AI助手、行业解决方案等场景，提供定制化智能服务。",
+      },
+    }),
   ])
   console.log("Created categories:", categories.map(c => c.name).join(", "))
 
@@ -91,6 +100,17 @@ async function main() {
         icon: "🤖",
         categoryId: categories[0].id,
         features: "智能问答, 知识库查询, 工单提交",
+        hotQuestions: JSON.stringify([
+          "养老政策有哪些最新变化？",
+          "如何申请养老服务补贴？",
+          "老年人健康管理需要注意什么？",
+          "养老机构如何选择？",
+        ]),
+        quickQuestions: JSON.stringify([
+          "养老政策咨询",
+          "养老机构推荐",
+          "养老服务申请",
+        ]),
         usageCount: 1000,
         status: "active",
       },
@@ -137,6 +157,48 @@ async function main() {
         status: "active",
       },
     }),
+    prisma.agent.upsert({
+      where: { slug: "jiaotou-ai-assistant" },
+      update: {},
+      create: {
+        name: "交投集团AI助手",
+        slug: "jiaotou-ai-assistant",
+        description: "专为交投集团打造的智能助手，提供交通投资政策解读、项目分析、数据分析等专业化服务，助力企业决策。",
+        icon: "🚇",
+        categoryId: categories[6].id,
+        features: "政策解读, 项目分析, 数据分析, 决策支持",
+        usageCount: 120,
+        status: "active",
+      },
+    }),
+    prisma.agent.upsert({
+      where: { slug: "promotion-content-ai" },
+      update: {},
+      create: {
+        name: "宣传文稿AI助手",
+        slug: "promotion-content-ai",
+        description: "智能生成各类宣传文稿，包括新闻稿、活动文案、品牌宣传、海报文案等，快速产出高质量宣传内容。",
+        icon: "📝",
+        categoryId: categories[1].id,
+        features: "新闻稿, 活动文案, 品牌宣传, 海报文案",
+        usageCount: 95,
+        status: "active",
+      },
+    }),
+    prisma.agent.upsert({
+      where: { slug: "group-policy-ai-assistant" },
+      update: {},
+      create: {
+        name: "集团制度AI助手",
+        slug: "group-policy-ai-assistant",
+        description: "专注于集团规章制度解读与咨询，快速查询、解读各类制度文件，助力合规管理与制度落地。",
+        icon: "📋",
+        categoryId: categories[6].id,
+        features: "制度解读, 合规咨询, 文件查询, 制度培训",
+        usageCount: 50,
+        status: "active",
+      },
+    }),
   ])
   console.log("Created agents:", agents.map(a => a.name).join(", "))