fix: eslint/prettier formatting and type-only imports

- Use type-only import for HttpContext in exceptions/handler.ts
- Use #services alias instead of relative path in device_record.ts
- Reformat api_key_middleware and cwmp_logger_middleware per prettier

app/exceptions/handler.ts

@@ -1,5 +1,5 @@
 import app from '@adonisjs/core/services/app'
-import { HttpContext, ExceptionHandler } from '@adonisjs/core/http'
+import { type HttpContext, ExceptionHandler } from '@adonisjs/core/http'
 
 export default class HttpExceptionHandler extends ExceptionHandler {
   protected debug = !app.inProduction