feat: app icons

[simonas-notcat]

Icon is generated by Midjourney using this prompt:

Design an icon for Agent Explorer where a secret agent’s silhouette is superimposed on a compass, symbolizing both espionage and exploration

[netlify[bot]]

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[veramo-bot]

:tada: This PR is included in version 1.20.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: