I am also in the same shoe with you, bvl was sent on may 6, and tracker was updated last week that final decision, may 6, lastest update : may 6, yet no original passport request. Lets be patient, at least your visa number is on your status.
Timeline
November 2022 application
Eligibility started. March 2023
Eligibility completed April
Bvl may 6
Visitor visa number on tracker may 9
No ppr yer
VisV
My Application is Visitor visa from Nigeria
Application submitted in November 2022
Eligibility review started March 17
Background check in processing.
I impatiently waiting for final decision
Same here too, am positive and feels that in few weeks time, final decision will start rolling in for all 2022 visitor visa applicants. But this their strike, let's pray it ends soonest