feat: 侧边栏顺序调整、模型选择去除积分价格、修复canvas.css语法错误

- 侧边栏：社区移到底部，工具盒移到资产库上方
- 生成页面：图像/视频模型选择下拉去除积分价格文本
- 修复 canvas.css 多余的右花括号语法错误

src/utils/enterpriseVideoPolicy.ts

@@ -8,27 +8,27 @@ export const ENTERPRISE_WANXIANG_I2V_MODEL = "wan2.7-i2v";
 export const ENTERPRISE_VIDEO_MODEL_OPTIONS = [
   {
     value: HAPPY_HORSE_UI_MODEL,
-    label: "HappyHorse 1.0 · 0.72 积分/秒起",
+    label: "HappyHorse 1.0",
     description: "自动匹配文生视频、首帧图生视频或参考图生视频",
   },
   {
     value: VIDU_UI_MODEL,
-    label: "Vidu Q3 Turbo · 0.40 积分/秒起",
+    label: "Vidu Q3 Turbo",
     description: "自动匹配文生视频或图生视频，支持16秒",
   },
   {
     value: PIXVERSE_UI_MODEL,
-    label: "PixVerse V6 · 0.40 积分/秒起",
+    label: "PixVerse V6",
     description: "自动匹配文生视频或图生视频，擅长动作特效",
   },
   {
     value: ENTERPRISE_WANXIANG_I2V_MODEL,
-    label: "万相 图生视频 · 0.60 积分/秒起",
+    label: "万相 图生视频",
     description: "图生视频模型，支持首帧图驱动",
   },
   {
     value: ENTERPRISE_KLING_MODEL,
-    label: "Kling V3 Omni · 0.60 积分/秒起",
+    label: "Kling V3 Omni",
     description: "支持文生视频、图生视频及多模态参考生成",
   },
 ] as const;