Need a stack to automates a growth plan: Content Engine • "I will provide the articles" • publish to blog(s) automatically • distribute to social Template Distribution • publish templates • detect installs • email onboarding WordPress Growth • detect sites with video • send outreach emails • track installs Shopify Growth • discover stores • send founder outreach • track installs Widget Growth • detect embeds • trigger onboarding • push upgrade prompts What is the automation system you would recommend to accomplish everything I mentioned above. Give options for expensive, medium cost, and cheapest options.