rustnzb v1.3.8

What's Changed

• docs: clean public repository documentation by @thedancingdeveloper in #35
• docs: make public documentation GitHub-first by @thedancingdeveloper in #36
• fix: restore dispatch fairness and provider status by @thedancingdeveloper in #37
• test: uplift coverage and CI quality gates by @thedancingdeveloper in #38
• release: v1.3.8 by @thedancingdeveloper in #39
• fix: remove global NNTP connection startup cap by @thedancingdeveloper in #41

Full Changelog: v1.3.7...v1.3.8