No request button in detailed view

[AoNoOokami]

Describe the issue
There is no 'request' button in the item detailed view.

To Reproduce
N/A

Expected behavior
An optional 'request' button should be added to the detailed view. When a request is done, the delete button should be disabled.

EDIT: better to generalize the behaviour so that any needed button can be added.

Software version
v0.0.33

Screenshots
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Additional context
Add any other context about the problem here.

[AoNoOokami]

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