fix: address Copilot review comments

Author: arrrrny

packages/google_mlkit_barcode_scanning/ios/google_mlkit_barcode_scanning/Package.swift

@@ -24,7 +24,7 @@ let package = Package(
             name: "google_mlkit_barcode_scanning",
             dependencies: [
                 .product(name: "MLKitBarcodeScanning", package: "google-mlkit-swiftpm"),
-                .product(name: "google-mlkit-commons", package: "google_mlkit_commons"),
+                .product(name: "google-mlkit-commons", package: "google-mlkit-commons"),
             ],
             path: "Sources/google_mlkit_barcode_scanning"
         )

packages/google_mlkit_digital_ink_recognition/ios/google_mlkit_digital_ink_recognition/Package.swift

@@ -19,7 +19,7 @@ let package = Package(
         .target(
             name: "google_mlkit_digital_ink_recognition",
             dependencies: [
-                .product(name: "google-mlkit-commons", package: "google_mlkit_commons")
+                .product(name: "google-mlkit-commons", package: "google-mlkit-commons")
             ],
             path: "Sources/google_mlkit_digital_ink_recognition"
         )

packages/google_mlkit_digital_ink_recognition/ios/google_mlkit_digital_ink_recognition/Sources/google_mlkit_digital_ink_recognition/GoogleMlKitDigitalInkRecognitionPlugin.swift

@@ -85,7 +85,7 @@ public class GoogleMlKitDigitalInkRecognitionPlugin: NSObject, FlutterPlugin {
             }
 
             let recognizer: DigitalInkRecognizer
-            if let existing = instances[uid] {
+            if let existing = instances[uid] as? DigitalInkRecognizer {
                 recognizer = existing
             } else {
                 let options = DigitalInkRecognizerOptions(model: model)
@@ -182,9 +182,10 @@ public class GoogleMlKitDigitalInkRecognitionPlugin: NSObject, FlutterPlugin {
                 return
             }
             let model = DigitalInkRecognitionModel(modelIdentifier: identifier)
-            let manager = GenericModelManager()
-            genericModelManager = manager
-            manager.manage(model: model, call: call, result: result)
+            if genericModelManager == nil {
+                genericModelManager = GenericModelManager()
+            }
+            genericModelManager?.manage(model: model, call: call, result: result)
         }
     #endif
 }

packages/google_mlkit_entity_extraction/ios/google_mlkit_entity_extraction/Package.swift

@@ -19,7 +19,7 @@ let package = Package(
         .target(
             name: "google_mlkit_entity_extraction",
             dependencies: [
-                .product(name: "google-mlkit-commons", package: "google_mlkit_commons")
+                .product(name: "google-mlkit-commons", package: "google-mlkit-commons")
             ],
             path: "Sources/google_mlkit_entity_extraction"
         )

packages/google_mlkit_entity_extraction/ios/google_mlkit_entity_extraction/Sources/google_mlkit_entity_extraction/GoogleMlKitEntityExtractionPlugin.swift

@@ -64,7 +64,7 @@ public class GoogleMlKitEntityExtractionPlugin: NSObject, FlutterPlugin {
             }
 
             let entityExtractor: EntityExtractor
-            if let existing = instances[uid] {
+            if let existing = instances[uid] as? EntityExtractor {
                 entityExtractor = existing
             } else {
                 guard let language = args["language"] as? String else {
@@ -232,9 +232,10 @@ public class GoogleMlKitEntityExtractionPlugin: NSObject, FlutterPlugin {
             let modelIdentifier = EntityExtractionModelIdentifier(rawValue: modelTag)
             let model = EntityExtractorRemoteModel.entityExtractorRemoteModel(
                 identifier: modelIdentifier)
-            let manager = GenericModelManager()
-            genericModelManager = manager
-            manager.manage(model: model, call: call, result: result)
+            if genericModelManager == nil {
+                genericModelManager = GenericModelManager()
+            }
+            genericModelManager?.manage(model: model, call: call, result: result)
         }
     #endif
 }

packages/google_mlkit_face_detection/ios/google_mlkit_face_detection/Package.swift

@@ -24,7 +24,7 @@ let package = Package(
             name: "google_mlkit_face_detection",
             dependencies: [
                 .product(name: "MLKitFaceDetection", package: "google-mlkit-swiftpm"),
-                .product(name: "google-mlkit-commons", package: "google_mlkit_commons"),
+                .product(name: "google-mlkit-commons", package: "google-mlkit-commons"),
             ],
             path: "Sources/google_mlkit_face_detection"
         )

packages/google_mlkit_face_mesh_detection/ios/google_mlkit_face_mesh_detection/Package.swift

@@ -3,25 +3,25 @@
 import PackageDescription
 
 let package = Package(
-  name: "google-mlkit-face-mesh-detection",
-  platforms: [
-    .iOS("15.0")
-  ],
-  products: [
-    .library(
-      name: "google-mlkit-face-mesh-detection",
-      targets: ["google_mlkit_face_mesh_detection"])
-  ],
-  dependencies: [
-    .package(path: "../google_mlkit_commons")
-  ],
-  targets: [
-    .target(
-      name: "google_mlkit_face_mesh_detection",
-      dependencies: [
-        .product(name: "google-mlkit-commons", package: "google_mlkit_commons")
-      ],
-      path: "Sources/google_mlkit_face_mesh_detection"
-    )
-  ]
+    name: "google-mlkit-face-mesh-detection",
+    platforms: [
+        .iOS("15.0")
+    ],
+    products: [
+        .library(
+            name: "google-mlkit-face-mesh-detection",
+            targets: ["google_mlkit_face_mesh_detection"])
+    ],
+    dependencies: [
+        .package(path: "../google_mlkit_commons")
+    ],
+    targets: [
+        .target(
+            name: "google_mlkit_face_mesh_detection",
+            dependencies: [
+                .product(name: "google-mlkit-commons", package: "google-mlkit-commons")
+            ],
+            path: "Sources/google_mlkit_face_mesh_detection"
+        )
+    ]
 )

packages/google_mlkit_image_labeling/ios/google_mlkit_image_labeling/Package.swift

@@ -25,7 +25,7 @@ let package = Package(
             dependencies: [
                 .product(name: "MLKitImageLabeling", package: "google-mlkit-swiftpm"),
                 .product(name: "MLKitImageLabelingCustom", package: "google-mlkit-swiftpm"),
-                .product(name: "google-mlkit-commons", package: "google_mlkit_commons"),
+                .product(name: "google-mlkit-commons", package: "google-mlkit-commons"),
             ],
             path: "Sources/google_mlkit_image_labeling"
         )