diff --git a/Packages/TempestasInfrastructure/Sources/TempestasInfrastructure/Repositories/DefaultForecastRepository.swift b/Packages/TempestasInfrastructure/Sources/TempestasInfrastructure/Repositories/DefaultForecastRepository.swift
index 77152a4..cb32505 100644
--- a/Packages/TempestasInfrastructure/Sources/TempestasInfrastructure/Repositories/DefaultForecastRepository.swift
+++ b/Packages/TempestasInfrastructure/Sources/TempestasInfrastructure/Repositories/DefaultForecastRepository.swift
@@ -63,3 +63,26 @@ public actor DefaultForecastRepository: ForecastRepository {
         return record
     }
 }
+
+extension DefaultForecastRepository {
+    public static func makeDefault(inMemory: Bool = false) throws -> DefaultForecastRepository {
+        let schema = Schema([WeatherResponseRecord.self, DailyForecastRecord.self])
+        let configuration: ModelConfiguration = if inMemory {
+            ModelConfiguration(schema: schema, isStoredInMemoryOnly: true)
+        } else {
+            ModelConfiguration(schema: schema, url: try storeURL())
+        }
+        let container = try ModelContainer(for: schema, configurations: [configuration])
+        return DefaultForecastRepository(modelContainer: container)
+    }
+
+    private static func storeURL() throws -> URL {
+        let applicationSupportDirectory = try FileManager.default.url(
+            for: .applicationSupportDirectory,
+            in: .userDomainMask,
+            appropriateFor: nil,
+            create: true
+        )
+        return applicationSupportDirectory.appending(path: "ForecastCache.store")
+    }
+}
diff --git a/Tempestas/AppComposition.swift b/Tempestas/AppComposition.swift
new file mode 100644
index 0000000..404f55d
--- /dev/null
+++ b/Tempestas/AppComposition.swift
@@ -0,0 +1,16 @@
+import TempestasDomain
+import TempestasInfrastructure
+import TempestasPresentation
+
+@MainActor
+final class AppComposition {
+    private let forecastRepository: ForecastRepository
+
+    init(inMemory: Bool = false) {
+        guard let forecastRepository = try? DefaultForecastRepository.makeDefault(inMemory: inMemory) else {
+            fatalError("Failed to create the forecast cache store")
+        }
+        
+        self.forecastRepository = forecastRepository
+    }
+}
diff --git a/Tempestas/TempestasApp.swift b/Tempestas/TempestasApp.swift
index 73d78ad..da1d6b1 100644
--- a/Tempestas/TempestasApp.swift
+++ b/Tempestas/TempestasApp.swift
@@ -10,6 +10,12 @@ import SwiftData
 
 @main
 struct TempestasApp: App {
+    private let composition: AppComposition
+    
+    init() {
+        self.composition = AppComposition()
+    }
+    
     var sharedModelContainer: ModelContainer = {
         let schema = Schema([
             Item.self,