Added initial Peaks.js example

Author: chrisn

package-lock.json

@@ -18,6 +18,7 @@
     "@angular/platform-browser": "^14.0.0",
     "@angular/platform-browser-dynamic": "^14.0.0",
     "@angular/router": "^14.0.0",
+    "peaks.js": "^2.0.5",
     "rxjs": "~7.5.0",
     "tslib": "^2.3.0",
     "zone.js": "~0.11.4"