Add web front-end and fix API issues

node_modules/rxjs/dist/esm/internal/observable/partition.js

@@ -0,0 +1,7 @@
+import { not } from '../util/not';
+import { filter } from '../operators/filter';
+import { innerFrom } from './innerFrom';
+export function partition(source, predicate, thisArg) {
+    return [filter(predicate, thisArg)(innerFrom(source)), filter(not(predicate, thisArg))(innerFrom(source))];
+}
+//# sourceMappingURL=partition.js.map