Draft: Feature: Add Pull Snapshot API

[reglim]

Requirements

All new code should be covered with tests, documentation should be updated. CI should pass.

Description of the Change

Useful for remote management of repo servers.

Checklist

• unit-test added (if change is algorithm)
• functional test added/updated (if change is functional)
• man page updated (if applicable)
• bash completion updated (if applicable)
• documentation updated
• author name in AUTHORS

[codecov]

Codecov Report

Attention: Patch coverage is 50.72464% with 68 lines in your changes missing coverage. Please review.

Project coverage is 74.61%. Comparing base (4bc2180) to head (2d9b1b2).

Files	Patch %	Lines
api/snapshot.go	50.00%	54 Missing and 14 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1162      +/-   ##
==========================================
- Coverage   74.81%   74.61%   -0.21%     
==========================================
  Files         144      144              
  Lines       16248    16386     +138     
==========================================
+ Hits        12156    12226      +70     
- Misses       3152     3206      +54     
- Partials      940      954      +14     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.