feat(core): add provider defaults, strengthen WebDAV validation, and modernize tests and package metadata

ts/plugins.ts

@@ -1,9 +1,7 @@
 // @push.rocks scope
 import * as smartdelay from '@push.rocks/smartdelay';
-import * as smartexpect from '@push.rocks/smartexpect';
 import * as smartfile from '@push.rocks/smartfile';
 import * as smartformat from '@push.rocks/smartformat';
-import * as smartjson from '@push.rocks/smartjson';
 import * as smartpath from '@push.rocks/smartpath';
 import * as smartrequest from '@push.rocks/smartrequest';
 import * as smartunique from '@push.rocks/smartunique';
@@ -12,13 +10,11 @@ import * as taskbuffer from '@push.rocks/taskbuffer';
 
 export {
   smartdelay,
-  smartexpect,
   smartfile,
   smartformat,
-  smartjson,
   smartpath,
   smartrequest,
   smartunique,
   smartwebdav,
   taskbuffer,
-}
+};