feat: db driven platform settings

[plyr4]

cli implementation for #go-vela/server/1110

[codecov]

Codecov Report

Attention: Patch coverage is 48.12834% with 97 lines in your changes are missing coverage. Please review.

Project coverage is 79.90%. Comparing base (f58e94d) to head (a1bf687).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #554      +/-   ##
==========================================
- Coverage   81.38%   79.90%   -1.48%     
==========================================
  Files         156      161       +5     
  Lines        3803     3982     +179     
==========================================
+ Hits         3095     3182      +87     
- Misses        519      581      +62     
- Partials      189      219      +30     

Files	Coverage Δ
action/dashboard/update.go	75.47% <ø> (ø)
action/settings/validate.go	100.00% <100.00%> (ø)
command/pipeline/validate.go	71.42% <75.00%> (ø)
action/settings/view.go	88.23% <88.23%> (ø)
command/pipeline/exec.go	0.00% <0.00%> (ø)
command/settings/view.go	57.14% <57.14%> (ø)
command/settings/update.go	56.25% <56.25%> (ø)
action/settings/update.go	38.05% <38.05%> (ø)

[ecrupper]

Worked well for me in testing 👍 LGTM