Implement Owen Animation System with core classes, loaders, and state handlers

- Added OwenSystemFactory for creating the animation system.
- Introduced OwenAnimationContext to manage animations and states.
- Created AnimationLoader and GLTFAnimationLoader for loading animations.
- Developed state handlers: WaitStateHandler, ReactStateHandler, TypeStateHandler, SleepStateHandler.
- Implemented StateFactory for managing state handlers.
- Defined constants for clip types, states, and emotions.
- Added type definitions for TypeScript support.
- Configured Vite for building and serving the project.
- Added licenses (dual) to project.

vite.config.js

@@ -0,0 +1,23 @@
+import { defineConfig } from 'vite';
+
+export default defineConfig({
+  root: 'examples',
+  server: {
+    port: 3000,
+    open: true
+  },
+  build: {
+    outDir: '../dist',
+    emptyOutDir: true,
+    rollupOptions: {
+      input: {
+        main: 'index.html'
+      }
+    }
+  },
+  resolve: {
+    alias: {
+      'owen': '/src/index.js'
+    }
+  }
+});