Create Minimal Example SDK

[prosdev]

📋 Spec: specs/phase-1-core-sdk/tasks.md#task-9

Create a working example SDK that demonstrates all core features.

Files to create:

• examples/minimal-sdk/src/index.ts
• examples/minimal-sdk/package.json
• examples/minimal-sdk/tsconfig.json
• examples/minimal-sdk/README.md

Implementation:

• Create example plugin using all capabilities
• Demonstrate SDK usage (import, register, init)
• Show event handling and config
• Include clear README with walkthrough

Acceptance Criteria:

• Example runs without errors
• Demonstrates all core features:
  • Plugin registration
  • Configuration
  • Events
  • Public API exposure
• README is clear and helpful
• Code is well-commented

Depends on: #6