Reorganized the Sample app target into folders and also, extracted the ContentViewModel view model from the ContentView view.

Apps/Attendi/App/AttendiApp.swift

@@ -1,6 +1,9 @@
 import SwiftUI
 
 /// The entry point of the Attendi sample app.
+///
+/// The app showcases the Recording feature of the `Features` package, attached to its real audio services: it records audio from the
+/// device's microphone, transcribes the recording into text on device, and presents the result in a modal sheet.
 @main
 struct AttendiApp: App {
 

Apps/Attendi/Catalogs/Localizable.xcstrings

@@ -0,0 +1,27 @@
+{
+  "sourceLanguage" : "en",
+  "strings" : {
+    "view.recording.navigation.title" : {
+      "localizations" : {
+        "en" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Recording"
+          }
+        }
+      }
+    },
+    "view.transcription.navigation.title" : {
+      "extractionState" : "manual",
+      "localizations" : {
+        "en" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Transcription"
+          }
+        }
+      }
+    }
+  },
+  "version" : "1.2"
+}

Apps/Attendi/ContentView.swift

@@ -1,68 +0,0 @@
-import Recording
-import SwiftUI
-
-/// The root view of the Attendi sample app.
-///
-/// The view hosts the `RecordingView` feature from the `Recording` target of the `Features` package, which drives the whole recording flow,
-/// and presents the transcribed text of every processed recording in a modal sheet.
-struct ContentView: View {
-
-    // MARK: Properties
-
-    /// The transcription currently presented in the modal sheet, or `nil` when none is shown.
-    @State private var transcription: Transcription?
-
-    // MARK: Body
-
-    /// The content of the view: the recording feature's view, attached to the microphone-backed recording service and the on-device speech
-    /// transcribing service, with the transcribed text of every processed recording presented in a modal sheet.
-    var body: some View {
-        RecordingView(
-            recorder: AudioRecordingService(),
-            transcriber: AudioTranscribingService()
-        ) { text in
-            transcription = .init(text: text)
-        }
-        .sheet(item: $transcription) { transcription in
-            NavigationStack {
-                ScrollView {
-                    Text(transcription.text)
-                        .frame(
-                            maxWidth: .infinity,
-                            alignment: .leading
-                        )
-                        .padding()
-                }
-                .navigationTitle("Transcription")
-                #if !os(macOS)
-                .navigationBarTitleDisplayMode(.inline)
-                #endif
-                .toolbar {
-                    Button("Done") {
-                        self.transcription = nil
-                    }
-                }
-            }
-            .presentationDetents([.medium, .large])
-        }
-    }
-
-}
-
-// MARK: - Models
-
-/// A transcription of a processed recording to present in the modal sheet.
-private struct Transcription: Identifiable {
-    /// The unique identifier of the transcription.
-    let id = UUID()
-    /// The transcribed text of the processed recording.
-    let text: String
-}
-
-// MARK: - Previews
-
-#Preview(
-    "Content view"
-) {
-    ContentView()
-}

Apps/Attendi/View Models/ContentViewModel.swift

@@ -0,0 +1,59 @@
+import Foundation
+import Observation
+import Recording
+
+extension ContentView {
+
+    /// The observable model that drives ``ContentView``.
+    ///
+    /// The model owns the recording and transcribing services attached to the recording feature, and holds the transcription currently
+    /// presented in the view's modal sheet: ``received(_:)`` wraps the transcribed text of a processed recording for presentation, and
+    /// ``dismissed()`` clears it when the sheet closes.
+    @MainActor
+    @Observable
+    final class Model {
+
+        // MARK: Properties
+
+        /// The transcription currently presented in the modal sheet, or `nil` when none is shown.
+        var transcription: Transcription?
+
+        /// The service that captures the audio from the device's microphone.
+        @ObservationIgnored
+        let recorder = AudioRecordingService()
+
+        /// The service that transcribes the recorded audio into text on device.
+        @ObservationIgnored
+        let transcriber = AudioTranscribingService()
+
+        // MARK: Methods
+
+        /// Handles the transcribed text of a processed recording, presenting it in the modal sheet.
+        ///
+        /// - Parameter text: The transcribed text of the processed recording.
+        func received(
+            _ text: String
+        ) {
+            transcription = .init(text: text)
+        }
+
+        /// Handles the dismissal of the modal sheet.
+        func dismissed() {
+            transcription = nil
+        }
+
+    }
+
+}
+
+// MARK: - Models
+
+extension ContentView.Model {
+    /// A transcription of a processed recording to present in the modal sheet.
+    struct Transcription: Identifiable {
+        /// The unique identifier of the transcription.
+        let id = UUID()
+        /// The transcribed text of the processed recording.
+        let text: String
+    }
+}

Apps/Attendi/Views/ContentView.swift

@@ -0,0 +1,70 @@
+import Recording
+import SwiftUI
+
+/// The root view of the Attendi sample app.
+///
+/// The view hosts the `RecordingView` feature from the `Recording` target of the `Features` package, which drives the whole recording flow,
+/// inside a navigation stack, and presents the transcribed text of every processed recording in a modal sheet of its own navigation stack.
+///
+/// The services attached to the feature and the transcription shown in the sheet live in the view's ``Model``; the view itself only renders it and
+/// forwards the feature's output and the sheet's dismissal. The navigation titles of the stacks are localized through the app's string catalog.
+struct ContentView: View {
+
+    // MARK: Properties
+
+    /// The model that owns the attached services and the transcription presented in the modal sheet.
+    @State private var model = Model()
+
+    // MARK: Body
+
+    /// The content of the view: a navigation stack with the recording feature's view, attached to the model's services, and a modal sheet
+    /// presenting the transcribed text of every processed recording, closable through its toolbar button or a swipe.
+    var body: some View {
+        NavigationStack {
+            RecordingView(
+                recorder: model.recorder,
+                transcriber: model.transcriber
+            ) { text in
+                model.received(text)
+            }
+            .navigationTitle("view.recording.navigation.title")
+            #if !os(macOS)
+            .navigationBarTitleDisplayMode(.inline)
+            #endif
+        }
+        .sheet(item: $model.transcription) { transcription in
+            NavigationStack {
+                ScrollView {
+                    Text(transcription.text)
+                        .font(.body)
+                        .fontWeight(.regular)
+                        .foregroundStyle(.primary)
+                        .frame(
+                            maxWidth: .infinity,
+                            alignment: .leading
+                        )
+                        .padding()
+                }
+                .navigationTitle("view.transcription.navigation.title")
+                #if !os(macOS)
+                .navigationBarTitleDisplayMode(.inline)
+                #endif
+                .toolbar {
+                    Button(role: .close) {
+                        model.dismissed()
+                    }
+                }
+            }
+            .presentationDetents([.medium, .large])
+        }
+    }
+
+}
+
+// MARK: - Previews
+
+#Preview(
+    "Content view"
+) {
+    ContentView()
+}

Attendi.xcodeproj/project.pbxproj

@@ -21,9 +21,11 @@
 		02870A1F2FF7EB680079EA3A /* Exceptions for "Apps" folder in "Attendi" target */ = {
 			isa = PBXFileSystemSynchronizedBuildFileExceptionSet;
 			membershipExceptions = (
-				Attendi/Assets.xcassets,
+				Attendi/App/AttendiApp.swift,
-				Attendi/AttendiApp.swift,
+				Attendi/Catalogs/Assets.xcassets,
-				Attendi/ContentView.swift,
+				Attendi/Catalogs/Localizable.xcstrings,
+				"Attendi/View Models/ContentViewModel.swift",
+				Attendi/Views/ContentView.swift,
 			);
 			target = 02870A0C2FF7EB610079EA3A /* Attendi */;
 		};
@@ -164,6 +166,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				DEVELOPMENT_TEAM = 7FMNM89WKG;
+				SWIFT_EMIT_LOC_STRINGS = YES;
 			};
 			name = Debug;
 		};
@@ -171,6 +174,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				DEVELOPMENT_TEAM = 7FMNM89WKG;
+				SWIFT_EMIT_LOC_STRINGS = YES;
 			};
 			name = Release;
 		};
@@ -243,9 +247,9 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				GENERATE_INFOPLIST_FILE = YES;
-				INFOPLIST_FILE = "Apps/Attendi/Attendi-Info.plist";
+				INFOPLIST_FILE = "Apps/Attendi/Resources/Attendi-Info.plist";
-				INFOPLIST_KEY_CFBundleDisplayName = "Attendi (Sample)";
+				INFOPLIST_KEY_CFBundleDisplayName = Attendi;
-				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.medical";
+				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.utilities";
 				INFOPLIST_KEY_NSMicrophoneUsageDescription = "Attendi uses the microphone to record the audio it transcribes into text.";
 				"INFOPLIST_KEY_UIApplicationSceneManifest_Generation[sdk=iphoneos*]" = YES;
 				"INFOPLIST_KEY_UIApplicationSceneManifest_Generation[sdk=iphonesimulator*]" = YES;
@@ -353,9 +357,9 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				GENERATE_INFOPLIST_FILE = YES;
-				INFOPLIST_FILE = "Apps/Attendi/Attendi-Info.plist";
+				INFOPLIST_FILE = "Apps/Attendi/Resources/Attendi-Info.plist";
-				INFOPLIST_KEY_CFBundleDisplayName = "Attendi (Sample)";
+				INFOPLIST_KEY_CFBundleDisplayName = Attendi;
-				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.medical";
+				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.utilities";
 				INFOPLIST_KEY_NSMicrophoneUsageDescription = "Attendi uses the microphone to record the audio it transcribes into text.";
 				"INFOPLIST_KEY_UIApplicationSceneManifest_Generation[sdk=iphoneos*]" = YES;
 				"INFOPLIST_KEY_UIApplicationSceneManifest_Generation[sdk=iphonesimulator*]" = YES;