fix attributes

Author: tib

Sources/SwiftHTML/Attributes/ActionAttribute.swift

@@ -0,0 +1,22 @@
+public struct ActionAttribute: HTMLAttribute {
+    public var value: String?
+
+    public init(
+        _ value: String? = nil
+    ) {
+        self.value = value
+    }
+}
+
+public protocol ActionAttributeModifier {
+
+}
+
+extension ActionAttributeModifier where Self: Attributes & Mutable {
+
+    public func action(
+        _ value: String?
+    ) -> Self {
+        setAttribute(ActionAttribute(value))
+    }
+}