feat(app): change syntax highlight with locked bg

[riccardoperra]

resolve #470

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🦋 Changeset detected

Latest commit: c7ab51c7e5a110d28ceda241a192164989494894

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

| Name | Type | | -------------- | ----- | | @codeimage/app | Minor |

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