Ghost/ghost/admin/app/components/gh-billing-update-button.hbs

{{#if this.showUpgradeButton}}
    <button class="gh-btn gh-btn-green" {{action "openBilling"}}><span>Upgrade</span></button>
{{/if}}
Added billing "update" CTA button no issue - Added billing update button to navigation menu. Ghost-Admin communicates with billing iframe and displays this button based on the plan data that iframe returns - Ghost-Admin communicates with an iframe using same mechanism as with token exchange - throu `window.postMessage` API 2020-04-21 09:54:29 +03:00			`{{#if this.showUpgradeButton}}`
			`<button class="gh-btn gh-btn-green" {{action "openBilling"}}><span>Upgrade</span></button>`
			`{{/if}}`