feat: check status of long running operation by its name

[alexander-fenster]

For each client method returning a long running operation, a separate method to check its status is added.

Added methods: checkCreateBackupProgress, checkCreateDatabaseProgress, checkCreateInstanceProgress, checkRestoreDatabaseProgress, checkUpdateDatabaseDdlProgress, checkUpdateInstanceProgress.

[codecov]

Codecov Report

Merging #937 into master will increase coverage by 0.06%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #937      +/-   ##
==========================================
+ Coverage   98.18%   98.25%   +0.06%     
==========================================
  Files          21       21              
  Lines       19743    19947     +204     
  Branches     1057      951     -106     
==========================================
+ Hits        19385    19599     +214     
+ Misses        354      346       -8     
+ Partials        4        2       -2     

Impacted Files	Coverage Δ
src/v1/database_admin_client.ts	99.47% <100.00%> (+0.02%)	⬆️
src/v1/instance_admin_client.ts	99.09% <100.00%> (+0.03%)	⬆️
src/backup.ts	99.39% <0.00%> (-0.01%)	⬇️
src/database.ts	99.91% <0.00%> (-0.01%)	⬇️
src/index.ts	100.00% <0.00%> (ø)
src/common.ts	0.00% <0.00%> (ø)
bin/benchwrapper.js	0.00% <0.00%> (ø)
src/instance.ts	99.61% <0.00%> (+<0.01%)	⬆️
src/transaction-runner.ts	99.15% <0.00%> (+0.54%)	⬆️

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