Lifecycle And Events

1. Inject script with API key and env.
2. Wait for zoomCampaignSdk:ready or waitForReady().
3. Register event listeners.
4. Execute control calls (open, close, show, hide, endChat).
5. Optionally refresh user variables via updateUserContext().
6. Remove listeners during page teardown.

Event Surface

• open
• close
• show
• hide
• engagement_started
• engagement_ended

Method Surface

• close()
• endChat()
• hide()
• show()
• ChangeCampaign(id, channel?)
• updateUserContext()
• waitForInit()
• waitForReady()