op_code

I faced a similar API error issue on playground. *** **Toggling sketch mode results in an api error** *** **_Below is the diagram link on playground_** https://play.d2lang.com/?script=bI7BTsMwEETv-xWj5AIIV4JWAfbAv7j1ulnJtSXXEXVR_h0lBKRAb7sz70njNMuhaIqMrMe-0AXmHZXRKz4JOJcahOcT8CkWxinFNL826skWcYySByFgpJHq5F_5v3yTvmxmZuM1BEbT-p197p4aqqu8T1Gqkw-6rvGgUWw2x2ydSix3re_e3PbwiHbrX19sd9_Qw2LsU3aSzUQOZ8aOfhuXhn0Q8w0s4366P5u_AgAA__8%3D&layout=dagre&sketch=1&theme=1& *** #### Console...

+1 Dark mode is an important missing feature. Would greatly improve user experience