feat(edge_services): add doc and cli for head stage

[scaleway-bot]

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[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 69 lines in your changes missing coverage. Please review.
✅ Project coverage is 56.98%. Comparing base (a9d52a1) to head (2c7160a).
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
...espaces/edge_services/v1beta1/edge_services_cli.go	0.00%	69 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5264      +/-   ##
==========================================
- Coverage   57.03%   56.98%   -0.06%     
==========================================
  Files         313      313              
  Lines       70194    70263      +69     
==========================================
  Hits        40038    40038              
- Misses      28663    28732      +69     
  Partials     1493     1493              

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