add container support

src/jsMain/kotlin/dev/inmo/jsuikit/elements/Container.kt

@@ -0,0 +1,21 @@
+package dev.inmo.jsuikit.elements
+
+import androidx.compose.runtime.Composable
+import dev.inmo.jsuikit.modifiers.UIKitContainer
+import dev.inmo.jsuikit.modifiers.include
+import dev.inmo.jsuikit.utils.Attrs
+import org.jetbrains.compose.web.dom.ContentBuilder
+import org.jetbrains.compose.web.dom.Div
+import org.w3c.dom.HTMLDivElement
+
+@Composable
+fun Container(
+    attrs: Attrs<HTMLDivElement> = Attrs.empty(),
+    contentBuilder: ContentBuilder<HTMLDivElement> = {}
+) = Div(
+    {
+        include(UIKitContainer)
+        attrs.builder.invoke(this)
+    },
+    contentBuilder
+)