fix(interactive): Check vertex existence whenever queried

[siyuan0322]

Previously, when query a vertex by pk, it doesn't check whether the vertex exists.

g.V().has('person', 'id', 1)

This PR will do a lookup in the database and return empty if not exists.

[codecov-commenter]

Codecov Report

Merging #3343 (43a1766) into main (1a317bf) will not change coverage.
The diff coverage is n/a.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3343   +/-   ##
=======================================
  Coverage   41.04%   41.04%           
=======================================
  Files         109      109           
  Lines       11298    11298           
=======================================
  Hits         4637     4637           
  Misses       6661     6661           

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