Auto save templates to draft.

REQUEST_SUMMARY_V2 Problem - If a user refreshes the template page in the middle of creating a template, the template should be saved as a draft so that the user can continue from where he left and not waste extra time to begin everything again. Requested by : jhakhas.com Expected behavior - Support this flow directly in campaign setup - Prevent invalid sends with validation before launch - Surface delivery and conversion impact in reporting Business impact - Reduces manual operational effort for teams - Improves consistency and customer experience - Helps teams move faster with fewer support escalations Legacy category: New Feature