feat: add more info, renderer => viewer, info box on top

[mcmcgrath13]

• Mention OSOM and add link to the information section
• Use config to render control buttons
• Add info box on what people are looking at as quick intro
• Use Narragansett Bay Volume Viewer and similar language everywhere

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit 7594bd9):

https://riddc-volume-viewer--pr52-fix-intro-content-erk2k6m7.web.app

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