chore: start new xcode project

App/AppCore/.gitignore

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+.DS_Store
+/.build
+/Packages
+xcuserdata/
+DerivedData/
+.swiftpm/configuration/registries.json
+.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
+.netrc

App/AppCore/Package.swift

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+// swift-tools-version: 5.9
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+  name: "AppCore",
+  platforms: [.iOS(.v17)],
+  products: [
+    // Products define the executables and libraries a package produces, making them visible to other packages.
+    .library(
+      name: "AppCore",
+      targets: ["AppCore"]
+    )
+  ],
+  targets: [
+    // Targets are the basic building blocks of a package, defining a module or a test suite.
+    // Targets can depend on other targets in this package and products from dependencies.
+    .target(
+      name: "AppCore"
+    ),
+    .testTarget(
+      name: "AppCoreTests",
+      dependencies: ["AppCore"]
+    ),
+  ]
+)

App/AppCore/Sources/AppCore/AppView.swift

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+//
+//  AppView.swift
+//
+//
+//  Created by Jay on 1/12/24.
+//
+
+import SwiftUI
+
+public struct AppView: View {
+  public init() {}
+  public var body: some View {
+    TabView {
+      ForEach(Tab.allCases) { tab in
+        tab.view
+          .tabItem {
+            Label(
+              title: { Text(tab.label) },
+              icon: { Image(systemName: tab.icon) }
+            )
+          }
+      }
+    }
+  }
+}
+
+#Preview {
+  AppView()
+}

App/AppCore/Sources/AppCore/Tabs.swift

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+//
+//  Tabs.swift
+//
+//
+//  Created by Jay on 1/12/24.
+//
+
+import Foundation
+import SwiftUI
+
+enum Tab: Int, Identifiable, CaseIterable {
+  var id: Int {
+    self.rawValue
+  }
+
+  case coffee, settings
+
+  /// Label for the tab
+  var label: String {
+    switch self {
+      case .coffee:
+        "Coffee"
+      case .settings:
+        "Settings"
+    }
+  }
+
+  /// SF Symbol for tab icon
+  var icon: String {
+    switch self {
+      case .coffee:
+        "bag"
+      case .settings:
+        "gear"
+    }
+  }
+
+  /// Root view of the selected tab
+  @ViewBuilder
+  var view: some View {
+    switch self {
+      case .coffee:
+        Text(self.label)
+      case .settings:
+        Text(self.label)
+    }
+  }
+}

App/AppCore/Tests/AppCoreTests/AppCoreTests.swift

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+import XCTest
+
+@testable import AppCore
+
+final class AppCoreTests: XCTestCase {
+  func testExample() throws {
+    // XCTest Documentation
+    // https://developer.apple.com/documentation/xctest
+
+    // Defining Test Cases and Test Methods
+    // https://developer.apple.com/documentation/xctest/defining_test_cases_and_test_methods
+  }
+}