feat: 创建多智能体展示分支

- 包含会展策划智能体配置文件
- 包含项目文档和配置更新
- 准备多智能体协作功能展示

data/智能开发/Agent/assets/font-awesome/scss/_screen-reader.scss

@@ -0,0 +1,14 @@
+// screen-reader utilities
+// -------------------------
+
+// only display content to screen readers
+.sr-only,
+.#{$fa-css-prefix}-sr-only {
+  @include fa-sr-only;
+}
+
+// use in conjunction with .sr-only to only display content when it's focused
+.sr-only-focusable,
+.#{$fa-css-prefix}-sr-only-focusable {
+  @include fa-sr-only-focusable;
+}