feat: allow specifying endpoint in yaml config

[mrexox]

:zap: Summary

• [x] add endpoint parameter to YAML config

:ballot_box_with_check: Checklist

• [ ] Add specs

[coveralls]

Pull Request Test Coverage Report for Build 4616675889

• 8 of 8 (100.0%) changed or added relevant lines in 3 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.03%) to 89.774%

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Totals
Change from base Build 4594184045:	-0.03%
Covered Lines:	676
Relevant Lines:	753

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💛 - Coveralls