feat: add video demo to digital-humans page, add force-dynamic to pages with prisma queries, update seed data

app/digital-humans/page.tsx

@@ -130,6 +130,22 @@ export default function DigitalHumansPage() {
           </div>
         </section>
 
+        {/* 视频展示 */}
+        <section className="py-12 bg-white border-b border-gray-200">
+          <div className="max-w-4xl mx-auto px-6">
+            <h2 className="text-2xl font-bold text-gray-900 text-center mb-2">数字人展示</h2>
+            <p className="text-gray-500 text-center mb-8">观看我们的数字人技术演示视频</p>
+            <div className="relative rounded-2xl overflow-hidden shadow-lg bg-black aspect-video">
+              <video
+                className="w-full h-full object-contain"
+                src="/human/sample.mp4"
+                controls
+                playsInline
+              />
+            </div>
+          </div>
+        </section>
+
         {/* 分类筛选 */}
         <section className="py-8 bg-white border-b border-gray-200">
           <div className="max-w-6xl mx-auto px-6">
@@ -178,6 +194,24 @@ export default function DigitalHumansPage() {
           </div>
         </section>
 
+        {/* 试用区域 */}
+        <section className="py-16 bg-gradient-to-r from-purple-600 to-pink-600">
+          <div className="max-w-6xl mx-auto px-6 text-center">
+            <h2 className="text-3xl font-bold text-white mb-4">立即体验数字人</h2>
+            <p className="text-lg text-white/90 mb-8 max-w-2xl mx-auto">
+              选择您心仪的数字人角色，开启智能交互新体验
+            </p>
+            <a
+              href="https://www.baidu.com"
+              target="_blank"
+              rel="noopener noreferrer"
+              className="inline-block bg-white text-purple-600 font-semibold px-8 py-3 rounded-full text-lg hover:bg-purple-50 transition-colors shadow-lg"
+            >
+              免费试用
+            </a>
+          </div>
+        </section>
+
         {/* 特性介绍 */}
         <section className="py-16 bg-white">
           <div className="max-w-6xl mx-auto px-6">