add badge support

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

@@ -0,0 +1,25 @@
+package dev.inmo.jsuikit.elements
+
+import androidx.compose.runtime.Composable
+import dev.inmo.jsuikit.modifiers.UIKitBadge
+import dev.inmo.jsuikit.modifiers.include
+import org.jetbrains.compose.web.dom.AttrBuilderContext
+import org.jetbrains.compose.web.dom.ContentBuilder
+import org.jetbrains.compose.web.dom.Span
+import org.jetbrains.compose.web.dom.Text
+import org.w3c.dom.HTMLSpanElement
+
+@Composable
+fun Badge(
+    text: String,
+    onAfterText: ContentBuilder<HTMLSpanElement>? = null,
+    onBeforeText: ContentBuilder<HTMLSpanElement>? = null,
+    attrs: AttrBuilderContext<HTMLSpanElement>? = null
+) = Span({
+    include(UIKitBadge)
+    attrs ?.invoke(this)
+}) {
+    onAfterText ?.invoke(this)
+    Text(text)
+    onBeforeText ?.invoke(this)
+}

src/jsMain/kotlin/dev/inmo/jsuikit/modifiers/UIKitBadge.kt

@@ -0,0 +1,7 @@
+package dev.inmo.jsuikit.modifiers
+
+sealed class UIKitBadge(classname: String) : UIKitModifier {
+    override val classes: Array<String> = arrayOf(classname)
+
+    companion object : UIKitBadge("uk-badge")
+}