Video Launch Checklist Builder

Break down a video launch into all required tasks:

Video details:
- Type: {{video_type}}
- Platform: {{platform}}
- Launch date: {{launch_date}}

Decompose the launch into:

**Pre-Launch Tasks (1 week before)**
- Content tasks
- Technical tasks
- Promotional tasks

**Launch Day Tasks**
- Morning preparation
- Publish sequence
- Immediate post-publish

**Post-Launch Tasks (first 48 hours)**
- Engagement tasks
- Monitoring tasks
- Optimization tasks

For each task:
1. Description
2. Time required
3. Dependencies (what must be done first)
4. Owner (if team)
5. Definition of done

Provide complete checklist format.