Create README.md

README.md

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+# DragAndDropKit
+
+## What is DragAndDropKit?
+> DragAndDropKit allows you to implement drag and drop functionality easily in your SwiftUI projects without any effort.
+
+## ✔️ Result 
+<img src="https://github.com/insub4067/DragAndDropKit/assets/85481204/fa0b1cec-6294-47f1-bff2-94c1a953fb07" width="300">
+
+## ✔️ Example Code
+```swift
+struct DragAndDropPractice: View {
+
+    @State var items: [Item] = Array(1...20).map { Item(id: $0) }
+    @State var currentDragging: Item? = nil
+
+    var body: some View {
+        ScrollView {
+            LazyVStack(content: {
+                ForEach(items, id: \.self) { item in
+                    Text("Placeholder \(item.id)")
+                        .padding()
+                        .frame(maxWidth: .infinity)
+                        .frame(height: 100)
+                        .background(Color.gray.opacity(0.6))
+                        .dragAndDrop(
+                            item: item,
+                            items: $items,
+                            currentDragging: $currentDragging)
+                }
+            })
+        }
+    }
+}
+
+struct Item: Identifiable, Hashable {
+    let id: Int
+}
+```