Add iOS 27 remote media session and system player extension

tools/validate_project.py

@@ -11,12 +11,13 @@ import xml.etree.ElementTree as ET
 root = pathlib.Path(__file__).resolve().parents[1]
 generated = [root / "MusicBridge.xcodeproj/project.pbxproj",
              root / "MusicBridge.xcodeproj/xcshareddata/xcschemes/MusicBridge.xcscheme",
-             root / "MusicBridge/Info.plist", root / "MusicBridgeWidgets/Info.plist"]
+             root / "MusicBridge/Info.plist", root / "MusicBridgeWidgets/Info.plist",
+             root / "MusicBridgeRemote/Info.plist", root / "MusicBridge/App.entitlements", root / "MusicBridgeRemote/Remote.entitlements"]
 before = [p.read_bytes() for p in generated]
 subprocess.run([sys.executable, str(root / "tools/generate_project.py")], check=True)
 assert before == [p.read_bytes() for p in generated], "Generated project is stale; review and commit regeneration."
 project = generated[0].read_text(encoding="utf-8")
-for folder in ("MusicBridge", "MusicBridgeTests", "Shared", "MusicBridgeWidgets"):
+for folder in ("MusicBridge", "MusicBridgeTests", "Shared", "MusicBridgeWidgets", "RemoteShared", "MusicBridgeRemote"):
     for source in (root / folder).glob("*.swift"):
         key = hashlib.sha256(source.relative_to(root).as_posix().encode()).hexdigest()[:24].upper()
         assert key in project, f"Missing source: {source.name}"