feat(share-extension): Add share extension

Flinky.xcodeproj/xcshareddata/xcschemes/ShareExtension.xcscheme

@@ -0,0 +1,109 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1640"
+   wasCreatedForAppExtension = "YES"
+   version = "2.0">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES"
+      buildArchitectures = "Automatic">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "D4D509DE2E4621120067A402"
+               BuildableName = "ShareExtension.appex"
+               BlueprintName = "ShareExtension"
+               ReferencedContainer = "container:Flinky.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "D4D359D82E1BDF540006226D"
+               BuildableName = "Flinky.app"
+               BlueprintName = "Flinky"
+               ReferencedContainer = "container:Flinky.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      shouldAutocreateTestPlan = "YES">
+      <Testables>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "D4D50A032E46286D0067A402"
+               BuildableName = "ShareExtensionUITests.xctest"
+               BlueprintName = "ShareExtensionUITests"
+               ReferencedContainer = "container:Flinky.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = ""
+      selectedLauncherIdentifier = "Xcode.IDEFoundation.Launcher.PosixSpawn"
+      launchStyle = "0"
+      askForAppToLaunch = "Yes"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES"
+      launchAutomaticallySubstyle = "2">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "D4D359D82E1BDF540006226D"
+            BuildableName = "Flinky.app"
+            BlueprintName = "Flinky"
+            ReferencedContainer = "container:Flinky.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES"
+      askForAppToLaunch = "Yes"
+      launchAutomaticallySubstyle = "2">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "D4D359D82E1BDF540006226D"
+            BuildableName = "Flinky.app"
+            BlueprintName = "Flinky"
+            ReferencedContainer = "container:Flinky.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Flinky.xcodeproj/xcshareddata/xcschemes/ShareExtensionUITests.xcscheme

@@ -0,0 +1,112 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1640"
+   version = "1.7">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES"
+      buildArchitectures = "Automatic">
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <TestPlans>
+         <TestPlanReference
+            reference = "container:ShareExtensionUITests.xctestplan"
+            default = "YES">
+         </TestPlanReference>
+      </TestPlans>
+      <Testables>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "D4D50A032E46286D0067A402"
+               BuildableName = "ShareExtensionUITests.xctest"
+               BlueprintName = "ShareExtensionUITests"
+               ReferencedContainer = "container:Flinky.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "D4A5DC4D2E46133A00027944"
+               BuildableName = "FlinkySharedTests.xctest"
+               BlueprintName = "FlinkySharedTests"
+               ReferencedContainer = "container:Flinky.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "D4E789112E461A83005DA720"
+               BuildableName = "FlinkyCoreTests.xctest"
+               BlueprintName = "FlinkyCoreTests"
+               ReferencedContainer = "container:Flinky.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "D4D50A032E46286D0067A402"
+               BuildableName = "ShareExtensionUITests.xctest"
+               BlueprintName = "ShareExtensionUITests"
+               ReferencedContainer = "container:Flinky.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "D4D359D82E1BDF540006226D"
+            BuildableName = "Flinky.app"
+            BlueprintName = "Flinky"
+            ReferencedContainer = "container:Flinky.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "D4D359D82E1BDF540006226D"
+            BuildableName = "Flinky.app"
+            BlueprintName = "Flinky"
+            ReferencedContainer = "container:Flinky.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Scripts/generate-localization.sh

@@ -33,6 +33,7 @@ cd ..
 # Ensure output directories exist
 mkdir -p Targets/App/Sources/Generated
 mkdir -p Targets/FlinkyCore/Sources/Generated
+mkdir -p Targets/ShareExtension/Sources/Generated
 
 # Function to generate localization for a target
 generate_localization() {
@@ -89,9 +90,16 @@ generate_localization "FlinkyCore" \
     "Targets/FlinkyCore/Sources/Generated/L10n.swift" \
     "true"
 
+# Generate localization for ShareExtension target (internal access)
+generate_localization "ShareExtension" \
+    "Targets/ShareExtension/Sources/Resources/Localizable.xcstrings" \
+    "Targets/ShareExtension/Sources/Generated/L10n.swift" \
+    "false"
+
 echo "✅ Localization generation complete!"
 echo "📁 Generated: Targets/App/Sources/Generated/L10n.swift"
 echo "📁 Generated: Targets/FlinkyCore/Sources/Generated/L10n.swift"
+echo "📁 Generated: Targets/ShareExtension/Sources/Generated/L10n.swift"
 
 # -- End Script --
 

Targets/App/Sources/Main/FlinkyApp.swift

@@ -10,11 +10,36 @@ struct FlinkyApp: App {
     static let logger = Logger.forType(Self.self)
 
     @StateObject private var toastManager = ToastManager()
+    private let sharedModelContainer: ModelContainer
 
     init() {
         SentrySDK.start { options in
             Self.configureSentry(options: options)
         }
+
+        // Build shared model container (App Group) for app runtime, in-memory for tests
+        if ProcessInfo.processInfo.environment["TESTING"] == "1" {
+            // Keep existing testing behavior using in-memory store
+            let schema = Schema([
+                LinkListModel.self,
+                LinkModel.self,
+                DatabaseMetadata.self
+            ])
+            let config = ModelConfiguration(schema: schema, isStoredInMemoryOnly: true)
+            do {
+                sharedModelContainer = try ModelContainer(for: schema, configurations: [config])
+            } catch {
+                fatalError("Failed to create in-memory ModelContainer: \(error)")
+            }
+        } else {
+            do {
+                sharedModelContainer = try SharedModelContainerFactory.make()
+                // Seed if needed on first app launch
+                DataSeedingService.seedDataIfNeeded(modelContext: sharedModelContainer.mainContext)
+            } catch {
+                fatalError("Failed to create shared ModelContainer: \(error)")
+            }
+        }
     }
 
     /// Configures the Sentry SDK options.
@@ -241,38 +266,6 @@ struct FlinkyApp: App {
                     options.publicKey = "30d2f7cc2fa469eaf8e4bdf958ad9d66bce491a7da1fb08ff0a7156a8e15a47d"
                 }
         }
-        .modelContainer(
-            for: [
-                LinkListModel.self,
-                LinkModel.self,
-                DatabaseMetadata.self
-            ],
-            // For testing we use an in-memory store to avoid persistent storage.
-            inMemory: ProcessInfo.processInfo.environment["TESTING"] == "1",
-            isAutosaveEnabled: false,
-            isUndoEnabled: false,
-            onSetup: { result in
-                switch result {
-                case .failure(let error):
-                    Self.logger.error("Failed to setup ModelContainer: \(error)")
-                    SentrySDK.capture(error: error) { scope in
-                        scope.setTag(value: "model_container_setup", key: "operation")
-                        scope.setContext(
-                            value: [
-                                "action": "setting_up_model_container"
-                            ], key: "error_details")
-                    }
-
-                case .success(let container):
-                    let breadcrumb = Breadcrumb()
-                    breadcrumb.message = "ModelContainer setup successful, starting data seeding check"
-                    breadcrumb.category = "database.setup"
-                    breadcrumb.level = .info
-                    SentrySDK.addBreadcrumb(breadcrumb)
-
-                    DataSeedingService.seedDataIfNeeded(modelContext: container.mainContext)
-                }
-            }
-        )
+        .modelContainer(sharedModelContainer)
     }
 }

Targets/App/Sources/Resources/App.entitlements

@@ -6,5 +6,9 @@
 	<array>
 		<string>TAG</string>
 	</array>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.com.techprimate.Flinky</string>
+	</array>
 </dict>
 </plist>

Targets/FlinkyCore/Sources/Utils/SharedModelContainerFactory.swift

@@ -0,0 +1,30 @@
+import Foundation
+import SwiftData
+
+public enum SharedModelContainerFactory {
+    /// Creates a SwiftData ModelContainer stored in the shared App Group so the app and extensions use the same store.
+    /// - Parameter appGroupId: The App Group identifier. Keep this in sync in both targets' entitlements.
+    /// - Returns: Configured ModelContainer
+    public static func make(appGroupId: String = "group.com.techprimate.Flinky") throws -> ModelContainer {
+        let schema = Schema([
+            LinkListModel.self,
+            LinkModel.self,
+            DatabaseMetadata.self
+        ])
+
+        guard let containerURL = FileManager.default.containerURL(forSecurityApplicationGroupIdentifier: appGroupId) else {
+            throw NSError(domain: "Flinky", code: 1, userInfo: [NSLocalizedDescriptionKey: "App Group container URL not found for \(appGroupId)"])
+        }
+
+        // iOS 18+: use groupContainer to co-locate the store in the App Group container
+        let configuration = ModelConfiguration(
+            schema: schema,
+            isStoredInMemoryOnly: false,
+            allowsSave: true,
+            groupContainer: .identifier(appGroupId),
+            cloudKitDatabase: .none
+        )
+
+        return try ModelContainer(for: schema, configurations: [configuration])
+    }
+}

Targets/ShareExtension/Config/ShareExtensionUITests.xctestplan

@@ -0,0 +1,29 @@
+{
+  "configurations" : [
+    {
+      "id" : "300A4DBC-F520-4BDC-B9CD-FC0E8AE78326",
+      "name" : "Test Scheme Action",
+      "options" : {
+
+      }
+    }
+  ],
+  "defaultOptions" : {
+    "targetForVariableExpansion" : {
+      "containerPath" : "container:Flinky.xcodeproj",
+      "identifier" : "D4D359D82E1BDF540006226D",
+      "name" : "Flinky"
+    }
+  },
+  "testTargets" : [
+    {
+      "parallelizable" : true,
+      "target" : {
+        "containerPath" : "container:Flinky.xcodeproj",
+        "identifier" : "D4D50A032E46286D0067A402",
+        "name" : "ShareExtensionUITests"
+      }
+    }
+  ],
+  "version" : 1
+}