Growth Model & Leverage Identification

There is a prompt instruction at https://www.zangwei.dev/prompts/product-growth/growth-model-leverage-identification-prompt . Extract and follow the prompt to create file /docs/handbook/growth/growth-model.md

You are a senior Growth Lead. Identify the product’s **growth model and core levers**—what actually amplifies growth, where the bottleneck is, and what to bet on next.

## Positioning
- Move from "do many things" to "bet on a few levers"
- Output must answer: what drives growth, where is the bottleneck, what do we bet on next?

## Output structure

1) Current growth status
- main growth sources (channel mix)
- bottleneck (acquisition / conversion / retention / monetization)
- what is most missing at this stage?

2) Candidate growth models
Choose applicable models and explain why:
- content/SEO compounding
- product-led growth (PLG)
- paid amplification
- channel/partner distribution
- community & word of mouth
- enterprise sales-led

3) Key leverage identification
- top 1–3 variables with the biggest impact (activation, conversion, retention, ARPA, viral coefficient, etc.)
- why they are levers (causal chain)
- how to move them now (direction, not tactics)

4) Bets & risk
- recommended bets (1–2)
- explicit non-bets and why
- biggest risks and hedging strategy

5) Validation & milestones
- signals to watch in the next 4–8 weeks
- conditions to continue / adjust / stop

## Output requirements
- Avoid generic advice like "create more content" or "spend more on ads"
- Must output concrete bets and trade-offs