Create initial databases plugin structure.

Reviewed By: lblasa

Differential Revision: D48172580

fbshipit-source-id: d000329c2fe8ebc12f59e3165861b1e8033ddbbe

iOS/Plugins/FlipperKitDatabasesPlugin/FlipperKitDatabasesPlugin/FlipperKitDatabasesPlugin.h

@@ -0,0 +1,15 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <FlipperKit/FlipperPlugin.h>
+#import <Foundation/Foundation.h>
+
+@interface FlipperKitDatabasesPlugin : NSObject<FlipperPlugin>
+- (instancetype)init NS_UNAVAILABLE;
++ (instancetype)sharedInstance;
+
+@end