Add iOS Share Extension

iOSShareExtension/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionAttributes</key>
+		<dict>
+			<key>NSExtensionActivationRule</key>
+			<string>SUBQUERY(extensionItems, $extensionItem, TRUEPREDICATE).@count &gt; 0</string>
+		</dict>
+		<key>NSExtensionPrincipalClass</key>
+		<string>$(PRODUCT_MODULE_NAME).ShareViewController</string>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.share-services</string>
+	</dict>
+</dict>
+</plist>

iOSShareExtension/ShareViewController.swift

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+//
+//  ShareViewController.swift
+//  iOSShareExtension
+//
+//  Created by Leon Böttger on 17.08.25.
+//
+
+import UIKit
+import SwiftUI
+
+class ShareViewController: UIViewController {
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        
+        loadAttachments(with: extensionContext, loadedItems: { [self] result in
+            
+            log("ShareViewController: Loaded attachments: \(result)")
+            
+            var attachmentDetails = result
+            attachmentDetails.closeView = { [weak self] in
+                // Close the extension view
+                self?.extensionContext?.completeRequest(returningItems: nil, completionHandler: nil)
+            }
+            
+            // Replace with your app’s SwiftUI entry view
+            let contentView = ContentView(attachments: attachmentDetails)
+
+            // Embed SwiftUI inside the extension’s controller
+            let hostingController = UIHostingController(rootView: contentView)
+
+            addChild(hostingController)
+            hostingController.view.translatesAutoresizingMaskIntoConstraints = false
+            view.addSubview(hostingController.view)
+
+            // Pin to edges
+            NSLayoutConstraint.activate([
+                hostingController.view.topAnchor.constraint(equalTo: view.topAnchor),
+                hostingController.view.bottomAnchor.constraint(equalTo: view.bottomAnchor),
+                hostingController.view.leadingAnchor.constraint(equalTo: view.leadingAnchor),
+                hostingController.view.trailingAnchor.constraint(equalTo: view.trailingAnchor)
+            ])
+
+            hostingController.didMove(toParent: self)
+        })
+    }
+}
+

iOSShareExtension/iOSShareExtension.entitlements

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.developer.networking.multicast</key>
+	<true/>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.com.leonboettger.neardrop</string>
+	</array>
+</dict>
+</plist>