fix(core): update

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@push.rocks/smartrx',
-  version: '3.0.5',
+  version: '3.0.6',
   description: 'smart wrapper for rxjs'
 }

ts/smartrx.plugins.rxjs.ts

@@ -4,7 +4,7 @@ export { Observable, Subject, fromEvent, ReplaySubject, Subscription, from } fro
 
 export type { Observer } from 'rxjs';
 
-import { startWith, takeUntil, map, debounce, debounceTime, throttleTime } from 'rxjs/operators';
+import { startWith, takeUntil, map, debounce, debounceTime, throttleTime, filter } from 'rxjs/operators';
 
 export const ops = {
   debounce,
@@ -13,4 +13,5 @@ export const ops = {
   startWith,
   takeUntil,
   throttleTime,
+  filter,
 };