refactor: move dynamic imports to file headers

- getReferenceEngine import moved to top of cwmp_controller
- Fix makeContext type in configuration_evaluation_state tests

app/controllers/cwmp_controller.ts

@@ -8,6 +8,7 @@ import { DeviceId } from '../domain/device/device_id.js'
 import { DeviceParameter, DeviceProperty } from '../domain/device/device_parameter.js'
 import DeviceModel from '../models/device.js'
 import { getDeviceHashIdentifier } from '../utils/device_utils.js'
+import { getReferenceEngine } from '../services/references/reference_engine.js'
 import logger from '@adonisjs/core/services/logger'
 
 export default class CwmpController {
@@ -185,7 +186,6 @@ export default class CwmpController {
     // Resolve references from configured providers (async, non-blocking)
     try {
       logger.debug({ hashId, events, xForwardedFor }, '[References] Starting resolution')
-      const { getReferenceEngine } = await import('../services/references/reference_engine.js')
       const engine = getReferenceEngine()
       // Use x-forwarded-for header (set by simulator) or fall back to TCP remote IP
       const cpeIp = (xForwardedFor || '').split(',')[0]?.trim() || remoteKey.split(':')[0]