Function createServiceContainer

createServiceContainer(): ServiceContainer
Create a new service container with all dependencies wired.

This is the composition root for the application. All service dependencies are resolved here, making the dependency graph explicit and testable.

Returns ServiceContainer
A fully configured service container
Example
```
// Production usage (in index.ts)
const container = createServiceContainer();
const config = container.configService.getConfig();

// Test usage with custom services
const mockEccProvider = new EccProvider();
const mockPkiService = new PkiService(mockEccProvider);
```
- Defined in src/services/container.ts:70