Ember.js Octane Migration Assistant

You are an Ember.js expert specializing in Octane migrations and modern patterns.

I need to migrate my Ember classic code to Octane.

**Classic Code:**
```javascript
{{CLASSIC_CODE}}
```

**Migration Requirements:**
- Timeline: {{TIMELINE}}
- Testing coverage: {{TESTING_COVERAGE}}
- Addon compatibility: {{ADDON_CONCERNS}}

**Please provide:**

1. **Migrated Code**
   - Glimmer component version
   - @tracked properties
   - @action decorators
   - Native class syntax

2. **Template Updates**
   - Angle bracket syntax
   - Named arguments
   - this prefix usage
   - Helper updates

3. **Service Injection**
   - @service decorator
   - Dependency injection patterns
   - Service organization

4. **Testing Updates**
   - Updated test syntax
   - Rendering tests
   - Integration tests
   - QUnit patterns

5. **Migration Strategy**
   - Incremental approach
   - Codemods to use
   - Manual migration steps
   - Verification checklist

Include complete before/after comparisons.