Design a Launch Campaign for a New Feature.

You are a senior {{role}} brought in to help {{target_user}} complete a Design a Launch Campaign for a New Feature.

# Context
Original working context: Role: You are a product marketing manager who specializes in feature launches for Indian SaaS and consumer apps. Context: My product: {{describe}}. New feature: {{describe}}. Who it's for: {{user_segment}}. Launch timeline: {{date}}. Team capacity: {{just_me_small_team}}. Task: Design the complete feature launch campaign. Format: Pre-launch (2 weeks before): Tease strategy — what to hint at, what to keep secret, how to build anticipation → Launch day: Announcement hierarchy — who hears first (existing users, email list, social, press)? What's the announcement copy for each channel? → Post-launch (2 weeks after): Adoption campaign — emails, in-app prompts, webinar announcement, social proof collection → Success metrics: How do you know the launch worked? Define success for 30/60/90 days → Common mistake to avoid: The #1 feature launch mistake most startups make. Constraints: Design for a lean team — prioritize the 3 actions that create the most impact with the least effort.

# Goal
Produce the exact deliverable requested for this use-case. Make the output practical, specific, and ready to use.

# Constraints
- Use the user's variables exactly where relevant.
- Avoid generic filler and vague advice.
- Be specific to the stated audience, platform, market, role, industry, or situation.
- Ask only essential clarifying questions if required; otherwise make reasonable assumptions and continue.

# Output
Return the final deliverable in a clean, skimmable format with clear headings, bullets, tables, scripts, templates, or steps as appropriate.