feat: release v0.56.0 - Cortex CLI complete implementation & TypeScript fixes

- Complete Cortex CLI command center with all features
- Fix all TypeScript compilation errors for clean build
- Add Neural Import as default SENSE augmentation (awaiting full integration)
- Update CHANGELOG with comprehensive v0.56.0 notes
- Add cortex.d.ts type definitions
- Fix error handling for unknown error types
- Fix emoji and color properties in terminal output
- Published to npm and created GitHub release

src/types/cortex.d.ts

@@ -0,0 +1,20 @@
+/**
+ * Type declarations for Cortex and augmentation system
+ */
+
+import { BrainyDataInterface } from './brainyDataInterface.js'
+import { Augmentation } from './augmentations.js'
+
+declare module './brainyDataInterface.js' {
+  interface BrainyDataInterface<T = unknown> {
+    // Augmentation methods
+    addAugmentation?(augmentation: Augmentation): void
+    removeAugmentation?(id: string): void
+    hasAugmentation?(id: string): boolean
+    
+    // Event methods (for webhook integration)
+    on?(event: string, handler: (data: any) => void): void
+    off?(event: string, handler: (data: any) => void): void
+    emit?(event: string, data: any): void
+  }
+}