chore: Move everything into package/ (#1745)

* Move everything into package

* Remove .DS_Store

* Move scripts and eslintrc to package

* Create CODE_OF_CONDUCT.md

* fix some links

* Update all links (I think)

* Update generated docs

* Update notice-yarn-changes.yml

* Update validate-android.yml

* Update validate-cpp.yml

* Delete notice-yarn-changes.yml

* Update validate-cpp.yml

* Update validate-cpp.yml

* Update validate-js.yml

* Update validate-cpp.yml

* Update validate-cpp.yml

* wrong c++ style

* Revert "wrong c++ style"

This reverts commit 55a3575589c6f13f8b05134d83384f55e0601ab2.

package/ios/Frame Processor/FrameProcessorPlugin.h

@@ -0,0 +1,28 @@
+//
+//  FrameProcessorPlugin.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 01.05.21.
+//  Copyright © 2021 mrousavy. All rights reserved.
+//
+
+#pragma once
+
+#import "Frame.h"
+#import <Foundation/Foundation.h>
+
+/// The base class for a Frame Processor Plugin which can be called synchronously from a JS Frame
+/// Processor.
+///
+/// Subclass this class in a Swift or Objective-C class and override the `callback:withArguments:`
+/// method, and implement your Frame Processing there.
+///
+/// Use `[FrameProcessorPluginRegistry addFrameProcessorPlugin:]` to register the Plugin to the
+/// VisionCamera Runtime.
+@interface FrameProcessorPlugin : NSObject
+
+/// The actual callback when calling this plugin. Any Frame Processing should be handled there.
+/// Make sure your code is optimized, as this is a hot path.
+- (id _Nullable)callback:(Frame* _Nonnull)frame withArguments:(NSDictionary* _Nullable)arguments;
+
+@end