feat: add barcode scanner plugin (#536)

plugins/barcode-scanner/ios/Package.swift

@@ -0,0 +1,35 @@
+// swift-tools-version:5.3
+// Copyright 2019-2023 Tauri Programme within The Commons Conservancy
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: MIT
+
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+  name: "tauri-plugin-barcode-scanner",
+  platforms: [
+    .iOS(.v13)
+  ],
+  products: [
+    // Products define the executables and libraries a package produces, and make them visible to other packages.
+    .library(
+      name: "tauri-plugin-barcode-scanner",
+      type: .static,
+      targets: ["tauri-plugin-barcode-scanner"])
+  ],
+  dependencies: [
+    .package(name: "Tauri", path: "../.tauri/tauri-api")
+  ],
+  targets: [
+    // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+    // Targets can depend on other targets in this package, and on products in packages this package depends on.
+    .target(
+      name: "tauri-plugin-barcode-scanner",
+      dependencies: [
+        .byName(name: "Tauri")
+      ],
+      path: "Sources")
+  ]
+)