refactor(db): return worker on created and updated

[ecrupper]

Final piece of this effort

[codecov]

Codecov Report

Merging #945 (08304a1) into main (c8499cd) will decrease coverage by 0.01%.
Report is 1 commits behind head on main.
The diff coverage is 80.00%.

@@            Coverage Diff             @@
##             main     #945      +/-   ##
==========================================
- Coverage   70.80%   70.79%   -0.01%     
==========================================
  Files         311      311              
  Lines       12854    12852       -2     
==========================================
- Hits         9101     9099       -2     
  Misses       3288     3288              
  Partials      465      465              

Files Changed	Coverage Δ
compiler/registry/github/github.go	100.00% <ø> (ø)
compiler/registry/github/template.go	58.53% <ø> (ø)
scm/github/access.go	82.17% <ø> (ø)
scm/github/authentication.go	80.95% <ø> (ø)
scm/github/changeset.go	87.03% <ø> (ø)
scm/github/deployment.go	87.74% <ø> (ø)
scm/github/github.go	100.00% <ø> (ø)
scm/github/repo.go	76.34% <ø> (ø)
scm/github/webhook.go	85.88% <ø> (ø)
database/worker/create.go	85.00% <80.00%> (-0.72%)	⬇️
... and 1 more

[KellyMerrick]

lgtm