Return installation ID as part of health check response

[nopcoder]

Provide installation ID as part of health route

[codecov-io]

Codecov Report

Merging #964 (f4216c2) into master (d0b734b) will increase coverage by 0.10%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master     #964      +/-   ##
==========================================
+ Coverage   44.79%   44.89%   +0.10%     
==========================================
  Files         142      142              
  Lines       11448    11449       +1     
==========================================
+ Hits         5128     5140      +12     
+ Misses       5680     5671       -9     
+ Partials      640      638       -2     

Impacted Files	Coverage Δ
httputil/endpoints.go	0.00% <0.00%> (ø)
catalog/mvcc/cataloger_create_branch.go	84.90% <0.00%> (-3.78%)	⬇️
stats/collector.go	62.06% <0.00%> (+2.29%)	⬆️
catalog/mvcc/cataloger_create_entry.go	100.00% <0.00%> (+5.26%)	⬆️
catalog/mvcc/cataloger_create_repository.go	66.66% <0.00%> (+7.40%)	⬆️
config/logger.go	75.00% <0.00%> (+10.71%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update d0b734b...f4216c2. Read the comment docs.