#625 Migrate to Node 18

[acd124]

Changes

Migration to Vite done with #619
Other minor errors noticed in research are included in this PR

To Do

Any remaining things that need to get done

• Test production deployment with node 18
• Test GitHub flow with node 18

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Closes #625

[RChandler234]

the package.json's for the frontend, shared, and backend are all using different versions of @types/node can you see if you can upgrade those as well while you're doing this

[acd124]

the package.json's for the frontend, shared, and backend are all using different versions of @types/node can you see if you can upgrade those as well while you're doing this

done