(mounts): Present API endpoint that retrieves array of stored mounts

[ReidWeb]

An API endpoint is required that produces an array of all mount url mappings recorded in the database.

Use Case

As described in #5

Proposed Solution

API Gateway endpoint backed by Lambda that retrieves all items from the appropriate table

Other

• 👋 I may be able to implement this feature request
• ⚠️ This feature might incur a breaking change

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This is a 🚀 Feature Request