Add minimum viable product

Headers/CAPackage.h

@@ -0,0 +1,31 @@
+//
+//  CAPackage.h
+//  ScreenShredder
+//
+//  Created by Spotlight Deveaux on 2021-11-14.
+//
+
+#ifndef CAPackage_h
+#define CAPackage_h
+
+@import QuartzCore;
+
+extern NSString *_Nonnull kCAPackageTypeArchive;
+
+@interface CAPackage : NSObject
+
++ (CAPackage *_Nullable)packageWithContentsOfURL:(NSURL *_Nonnull)url
+                                            type:(NSString *_Nonnull)type
+                                         options:(NSDictionary *_Nullable)opts
+                                           error:(NSError *_Nullable *_Nullable)
+                                                     outError;
+
+- (NSArray<NSString *> *_Nonnull)publishedObjectNames;
+- (CALayer *_Nullable)publishedObjectWithName:(NSString *_Nonnull)name;
+
+@property(readonly, getter=isGeometryFlipped) BOOL geometryFlipped;
+@property(readonly) CALayer *_Nonnull rootLayer;
+
+@end
+
+#endif /* CAPackage_h */