fix(dees-element): Refactor project structure and update dependency versions. Internal modules (e.g. dees-element classes and directives) have been reorganized and deprecated paths removed, and package.json now includes an updated packageManager field.

ts/plugins.ts

@@ -0,0 +1,19 @@
+// pushrocks scope
+import * as isounique from '@push.rocks/isounique';
+import * as smartrx from '@push.rocks/smartrx';
+
+export { isounique, smartrx };
+
+// third party scope
+import { css, unsafeCSS, LitElement } from 'lit';
+import { property } from 'lit/decorators/property.js';
+const lit = {
+  css,
+  unsafeCSS,
+  LitElement,
+  property,
+};
+
+import * as domtools from '@design.estate/dees-domtools';
+
+export { lit, domtools };