Ghost/ghost/admin/app/components/modals/tiers/archive.hbs

<div class="modal-content" {{on-key "Enter" (perform this.archiveTierTask)}}>
    <header class="modal-header">
        <h1>Archive tier</h1>
    </header>
    <button type="button" class="close" title="Close" {{on "click" @close}}>{{svg-jar "close"}}<span class="hidden">Close</span></button>

    <div class="modal-body">
        <p>
            Members will no longer be able to subscribe to <strong>{{@data.tier.name}}</strong> and it will be removed from the list of available tiers in portal.
        </p>
        <p>
            Existing members on this tier will remain unchanged.
        </p>
    </div>

    <div class="modal-footer">
        <button type="button" class="gh-btn" {{on "click" @close}}><span>Cancel</span></button>
        <GhTaskButton
            @buttonText="Archive"
            @successText="Archived"
            @task={{this.archiveTierTask}}
            @class="gh-btn gh-btn-black gh-btn-icon"
        />
    </div>
</div>