Refactor Certification: separate services, fix UIKit exposure, remove View coordination

.github/workflows/ci.yml

@@ -15,11 +15,11 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Select Xcode 16.1
-        run: sudo xcode-select -s /Applications/Xcode_16.1.app
+      - name: Select Xcode 16.4
+        run: sudo xcode-select -s /Applications/Xcode_16.4.app
 
-      - name: Install SwiftGen
-        run: brew install swiftgen
+      - name: Install SwiftGen if needed
+        run: command -v swiftgen || brew install swiftgen
 
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1

.github/workflows/deploy.yml

@@ -27,8 +27,8 @@ jobs:
       - name: Select Xcode 16.1
         run: sudo xcode-select -s /Applications/Xcode_16.1.app
 
-      - name: Install SwiftGen
-        run: brew install swiftgen
+      - name: Install SwiftGen if needed
+        run: command -v swiftgen || brew install swiftgen
 
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1

TimerStamp.xcodeproj/project.pbxproj

@@ -177,7 +177,6 @@
 				B8B32C182DB13B2600CD65B3 /* Frameworks */,
 				B8B32C192DB13B2600CD65B3 /* Resources */,
 				B82186412DCDED46002B370E /* Embed Foundation Extensions */,
-				B80DB4F72DFAFDFA008BFBA2 /* ShellScript */,
 				B86F23C62E3BAE6300320FE4 /* ShellScript */,
 			);
 			buildRules = (
@@ -327,23 +326,6 @@
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXShellScriptBuildPhase section */
-		B80DB4F72DFAFDFA008BFBA2 /* ShellScript */ = {
-			isa = PBXShellScriptBuildPhase;
-			buildActionMask = 12;
-			files = (
-			);
-			inputFileListPaths = (
-			);
-			inputPaths = (
-			);
-			outputFileListPaths = (
-			);
-			outputPaths = (
-			);
-			runOnlyForDeploymentPostprocessing = 0;
-			shellPath = /bin/sh;
-			shellScript = "# Type a script or drag a script file from your workspace to insert its path.\n\nif [ \"${ACTION}\" = \"archive\" ]; then\n    buildNumber=$(/usr/libexec/PlistBuddy -c \"Print CFBundleVersion\" \"${PROJECT_DIR}/${INFOPLIST_FILE}\")\n    buildNumber=$(($buildNumber + 1))\n    /usr/libexec/PlistBuddy -c \"Set :CFBundleVersion $buildNumber\" \"${PROJECT_DIR}/${INFOPLIST_FILE}\"\n    echo \"Updated build number to $buildNumber\"\nfi\n";
-		};
 		B86F23C62E3BAE6300320FE4 /* ShellScript */ = {
 			isa = PBXShellScriptBuildPhase;
 			buildActionMask = 2147483647;

TimerStamp/Domains/Services/ImageSaveService.swift

@@ -0,0 +1,21 @@
+//
+//  ImageSaveService.swift
+//  TimerStamp
+//
+
+import UIKit
+
+final class ImageSaveService: NSObject {
+    static let shared = ImageSaveService()
+
+    @objc func didFinishSaving(_ image: UIImage, didFinishSavingWithError error: Error?, contextInfo: UnsafeRawPointer) {
+        DispatchQueue.main.async {
+            let success = (error == nil)
+            NotificationCenter.default.post(name: .imageSaveCompleted, object: success)
+        }
+    }
+}
+
+extension Notification.Name {
+    static let imageSaveCompleted = Notification.Name("imageSaveCompleted")
+}

TimerStamp/Domains/ViewModels/PhotoSelectionViewMdoel.swift → TimerStamp/Domains/ViewModels/PhotoSelectionViewModel.swift

@@ -1,5 +1,5 @@
 //
-//  PhotoSelectionViewMdoel.swift
+//  PhotoSelectionViewModel.swift
 //  TimerStamp
 //
 //  Created by 이예슬 on 5/6/25.
@@ -17,27 +17,27 @@ class PhotoSelectionViewModel: ObservableObject {
     @Published var isShowingImagePicker = false
     @Published var isShowingModal = false
     @Published var isShowingSourceDialog = false
-    @Published var sourceType: UIImagePickerController.SourceType = .photoLibrary
-
-
+    @Published private(set) var selectedSourceType: PhotoSourceType = .photoLibrary
+
+    /// 인증사진 플로우 완료(모달 닫기) 시 호출됩니다.
+    /// TimerViewModel.reset 등을 주입해 View 레이어의 협력 로직을 제거합니다.
+    var onCertificationCompleted: (() -> Void)?
+
     func didSelectImage(_ image: UIImage?) {
         selectedImage = image
         if image != nil {
             isShowingModal = true
         }
     }
-    
+
     func dismissModal() {
         isShowingModal = false
         selectedImage = nil
+        onCertificationCompleted?()
     }
+
     func selectSource(_ source: PhotoSourceType) {
-        switch source {
-        case .camera:
-            sourceType = .camera
-        case .photoLibrary:
-            sourceType = .photoLibrary
-        }
+        selectedSourceType = source
         isShowingImagePicker = true
     }
 }

TimerStamp/Presentations/Certification/CertificationImageRenderer.swift

@@ -0,0 +1,81 @@
+//
+//  CertificationImageRenderer.swift
+//  TimerStamp
+//
+
+import SwiftUI
+import UIKit
+
+enum CertificationImageRenderer {
+    @MainActor
+    static func render(image: UIImage, minutes: Int) -> UIImage? {
+        let view = ZStack {
+            GeometryReader { geo in
+                let timerSize = 400.0
+                let radius = timerSize / 3.4
+                let margin: CGFloat = 60
+
+                // 1. 원본 이미지
+                Image(uiImage: image)
+                    .resizable()
+                    .scaledToFill()
+                    .frame(width: geo.size.width, height: geo.size.height)
+
+                // 2. 그라데이션 오버레이
+                LinearGradient(
+                    gradient: Gradient(colors: [
+                        Color.black.opacity(0),
+                        Color.black.opacity(0.3)
+                    ]),
+                    startPoint: UnitPoint(x: 0.5, y: 0.7),
+                    endPoint: .bottom
+                )
+                .frame(width: geo.size.width, height: geo.size.height)
+
+                // 3. 절대 위치로 하단 정렬
+                ZStack(alignment: .bottom) {
+                    Color.clear
+                        .frame(width: geo.size.width, height: geo.size.height)
+
+                    HStack(alignment: .bottom, spacing: 0) {
+                        // 좌측: 타이머
+                        VStack(alignment: .leading) {
+                            SimpleTimerView(minutes: minutes, radius: radius)
+                                .opacity(0.74)
+                                .frame(maxHeight: .infinity, alignment: .bottom)
+                                .padding(66)
+                        }
+
+                        Spacer(minLength: 20)
+
+                        VStack(alignment: .trailing) {
+                            Text("✨ \(L10n.focusComplete(minutes))")
+                                .font(.system(size: 66, weight: .heavy))
+                                .fontWidth(.expanded)
+                                .kerning(-2)
+                                .foregroundColor(.white)
+                                .multilineTextAlignment(.trailing)
+                                .lineLimit(nil)
+                                .padding(.bottom, 6)
+
+                            Text(DateFormatter.localizedString(from: Date(), dateStyle: .medium, timeStyle: .short))
+                                .font(.system(size: 58, weight: .light))
+                                .foregroundColor(.white.opacity(0.95))
+                                .padding(.bottom, 10)
+                        }
+                        .frame(maxHeight: .infinity, alignment: .bottom)
+                    }
+                    .padding(.horizontal, margin)
+                    .padding(.bottom, margin)
+                }
+            }
+            .frame(width: 1080, height: 1920)
+        }
+        .background(Color.clear)
+
+        let renderer = ImageRenderer(content: view)
+        renderer.proposedSize = .init(CGSize(width: 1080, height: 1920))
+        renderer.isOpaque = true
+        return renderer.uiImage
+    }
+}