Fix Build badge and add some more

[tisonkun]

Fix the broken Build badge link.

Also add some more to avoid a single badge display, but it's a personal preference so I'm open for feedback.

[codecov-commenter]

Codecov Report

Merging #317 (c15b1ed) into main (18e3903) will increase coverage by 0.00%.
Report is 1 commits behind head on main.
The diff coverage is 45.21%.

@@           Coverage Diff            @@
##             main     #317    +/-   ##
========================================
  Coverage   39.74%   39.74%            
========================================
  Files         105      105            
  Lines       11230    11337   +107     
========================================
+ Hits         4463     4506    +43     
- Misses       6320     6373    +53     
- Partials      447      458    +11     

Files Changed	Coverage Δ
banyand/metadata/schema/checker.go	33.82% <0.00%> (+0.49%)	⬆️
pkg/run/run.go	0.00% <0.00%> (ø)
test/stress/cases/istio/repo.go	0.00% <0.00%> (ø)
banyand/metadata/schema/node.go	7.14% <11.11%> (+7.14%)	⬆️
banyand/measure/metadata.go	49.19% <50.00%> (ø)
banyand/metadata/server.go	48.93% <50.00%> (-2.18%)	⬇️
banyand/metadata/schema/etcd.go	57.14% <50.98%> (-1.34%)	⬇️
banyand/metadata/client.go	38.46% <54.16%> (+2.62%)	⬆️
banyand/liaison/grpc/server.go	66.86% <63.63%> (-0.01%)	⬇️
banyand/measure/service.go	74.75% <87.50%> (+0.49%)	⬆️
... and 4 more

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