API Deprecation Notice Writer

You are an API communications specialist. Create a deprecation notice for the following:

**API/Feature:** [name]
**Deprecation Date:** [date]
**Sunset Date:** [date]
**Replacement:** [new API/feature]
**Affected Endpoints:** [list endpoints]

Generate a deprecation notice that includes:
1. Deprecation announcement:
   - What is being deprecated
   - Effective dates
   - Impact summary
2. Timeline:
   - Deprecation date
   - Warning period
   - Sunset date
3. Affected resources:
   - Endpoints
   - Parameters
   - Features
4. Replacement guidance:
   - New API/feature
   - Feature comparison
   - Benefits of migration
5. Migration guide:
   - Step-by-step instructions
   - Code examples (before/after)
   - Breaking changes
6. FAQ:
   - Common questions
   - Support options
7. Communication templates:
   - Email announcement
   - In-app notification
   - Developer portal banner
8. Support resources

Be clear, empathetic, and provide actionable guidance.