style: Improve DialogPresenter code

Source/DDS/Component/Modal/Dialog/DialogPresenter.swift

@@ -99,12 +99,10 @@ public struct DodamDialogPresenter<C: View>: ModalViewProtocol {
                             .secondaryButton("취소") {
                                 //
                             }
-                            .show()
                     }
                     Button("Show 2") {
                         provider.present("제목을 입력해주세요")
                             .message("본문을 입력해주세요")
-                            .show()
                     }
                 }
             }

Source/DDS/Component/Modal/Dialog/DialogProvider.swift

@@ -2,59 +2,6 @@ import Foundation
 
 public final class DialogProvider: ObservableObject, ModalProvider {
 
-    public struct Builder {
-        let title: String
-        let message: String?
-        let secondaryButton: DialogButton?
-        let primaryButton: DialogButton?
-        let provider: DialogProvider
-
-        public init(
-            title: String,
-            provider: DialogProvider
-        ) {
-            self.title = title
-            self.message = nil
-            self.secondaryButton = nil
-            self.primaryButton = nil
-            self.provider = provider
-        }
-
-        private init(
-            title: String,
-            message: String?,
-            secondaryButton: DialogButton?,
-            primaryButton: DialogButton?,
-            provider: DialogProvider
-        ) {
-            self.title = title
-            self.message = message
-            self.secondaryButton = secondaryButton
-            self.primaryButton = primaryButton
-            self.provider = provider
-        }
-
-        public func message(_ message: String?) -> Self {
-            .init(title: title, message: message, secondaryButton: secondaryButton, primaryButton: primaryButton, provider: provider)
-        }
-
-        public func secondaryButton(_ title: String, action: @escaping () -> Void) -> Self {
-            .init(title: self.title, message: message, secondaryButton: .init(title, action: action), primaryButton: primaryButton, provider: provider)
-        }
-
-        public func primaryButton(_ title: String, action: @escaping () -> Void) -> Self {
-            .init(title: self.title, message: message, secondaryButton: secondaryButton, primaryButton: .init(title, action: action), provider: provider)
-        }
-
-        public func show() {
-            provider.title = title
-            provider.message = message
-            provider.secondaryButton = secondaryButton
-            provider.primaryButton = primaryButton
-            provider.isPresent = true
-        }
-    }
-
     @Published public var isPresent = false
     @Published var title: String = ""
     @Published var message: String?
@@ -63,9 +10,41 @@ public final class DialogProvider: ObservableObject, ModalProvider {
 
     public init() {}
 
+    @discardableResult
     public func present(
         _ title: String
-    ) -> Builder {
-        .init(title: title, provider: self)
+    ) -> Self {
+        self.title = title
+        self.message = nil
+        self.secondaryButton = nil
+        self.primaryButton = nil
+        self.isPresent = true
+        return self
+    }
+
+    @discardableResult
+    public func message(
+        _ message: String
+    ) -> Self {
+        self.message = message
+        return self
+    }
+
+    @discardableResult
+    public func secondaryButton(
+        _ title: String,
+        action: @escaping () -> Void
+    ) -> Self {
+        self.secondaryButton = .init(title, action: action)
+        return self
+    }
+
+    @discardableResult
+    public func primaryButton(
+        _ title: String,
+        action: @escaping () -> Void
+    ) -> Self {
+        self.primaryButton = .init(title, action: action)
+        return self
     }
 }