feat: adds support for app suite links dropdown menu

[Golodhros]

Summary of Changes

Adds support for a configurable app suite links dropdown Adds docs and tests Reorganizes application docs, adds placeholders to missing items Reworks styling and border radius of all popovers and modals

Screenshots

Tests

Updated tests

Documentation

Added docs Added story

CheckList

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• [x] PR title addresses the issue accurately and concisely. Example: "Updates the version of Flask to v1.0.2"
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• [x] PR includes a summary of changes.
• [x] PR adds unit tests, updates existing unit tests, OR documents why no test additions or modifications are needed.
• [x] In case of new functionality, my PR adds documentation that describes how to use it.
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