fix(index html): add csp sha

Add styles sha to csp to avoid it getting blocked by browser

index.html

@@ -7,7 +7,12 @@
 	<meta name="designer" content="imgix">
 	<meta name="developer" content="imgix">
 	<meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=1,maximum-scale=1">
+	<!-- If CSP style policies, ensure SHA, nonce, or unsafe-inline are enabled -->
 	<meta http-equiv="Accept-CH" content="DPR, Width, Viewport-Width">
+	    <meta
+      http-equiv="Content-Security-Policy"
+      content="style-src 'self' 'sha256-W+PadZMOYbQi3EzR/NC+KcPx3bNLCz0OtfWwp+LK9b4=' 'sha256-OdI56ZW769BKGaLghLr3uZVaaWfqyRwyccMiu8gXf0w=' 'sha256-W+PadZMOYbQi3EzR/NC+KcPx3bNLCz0OtfWwp+LK9b4=' 'sha256-cG/+JJX3ZZs6snnMipxMnaYWATXBcyQw3vFWJF1zmAM='"
+    />
 
 	<title>Drift Playground</title>
 	<link rel="stylesheet" media="screen, projection" href="./dist/drift-basic.css">