Summary

• expose skill resource metadata through /api/v1/skills/{name}/{version}/resources
• add a read-only gallery file browser for SKILL.md and resource files
• preview markdown, JSON, YAML, scripts, and other text-like files safely as escaped text
• add integration coverage for resource listing metadata

Verification

• dotnet build -c Release
• dotnet test tests/SkillServer.Integration.Tests/SkillServer.Integration.Tests.csproj -c Release --filter UploadSkillWithResources
• dotnet test -c Release
• pwsh -File scripts/Add-FileHeaders.ps1 -Verify
• dotnet slopwatch analyze