Add supported-chains cmd & Improve Error Messages#330

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ejacquier wants to merge 21 commits intomainfrom

error-improvement

Commits on Mar 25, 2026

1. No project settings found (internal/context/project_context.go)
ejacquier
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Commits on Mar 26, 2026

pk error fixes
ejacquier
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Commits on Mar 30, 2026

Commits on Mar 31, 2026

fix invalid chain name error
ejacquier
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