chore: copia de libs/shared con prefijo Pi y APIs de terceros actualizadas

libs/ui/src/lib/util/loaders/state/loader.selectors.ts

@@ -0,0 +1,11 @@
+// NgRx
+import { createFeatureSelector, createSelector } from '@ngrx/store';
+
+// Store
+import { loadersKey, LoaderState } from './loader.reducer';
+
+export const selectLoaderState = createFeatureSelector<LoaderState>(loadersKey);
+
+export const getLoader = createSelector(selectLoaderState, (state) => {
+  return state.loader;
+});