Add correlation ID to all use cases and send it to backbone

packages/transport/package.json

@@ -73,6 +73,7 @@
         "@nmshd/core-types": "*",
         "@nmshd/crypto": "2.0.6",
         "axios": "^1.7.7",
+        "correlation-id": "^5.2.0",
         "fast-json-patch": "^3.1.1",
         "form-data": "^4.0.0",
         "https-proxy-agent": "^7.0.5",

packages/transport/src/core/backbone/RESTClient.ts

@@ -1,6 +1,7 @@
 import { ILogger } from "@js-soft/logging-abstractions";
 import { CoreBuffer } from "@nmshd/crypto";
 import axios, { AxiosInstance, AxiosRequestConfig, AxiosResponse } from "axios";
+import correlationIdWrapper from "correlation-id";
 import formDataLib from "form-data";
 import { AgentOptions } from "http";
 import { AgentOptions as HTTPSAgentOptions } from "https";
@@ -114,6 +115,12 @@ export class RESTClient {
         this._logger = TransportLoggerFactory.getLogger(RESTClient);
 
         this.axiosInstance = axios.create(resultingRequestConfig);
+        this.axiosInstance.interceptors.request.use((config) => {
+            const correlationId = correlationIdWrapper.getId();
+            config.headers["x-correlation-id"] = correlationId;
+            return config;
+        });
+
         if (this.config.debug) {
             this.addAxiosLoggingInterceptors(this.axiosInstance);
         }

packages/transport/test/core/backbone/Authentication.test.ts

@@ -58,6 +58,7 @@ describe("AuthenticationTest", function () {
         testAccount = accounts[0];
         interceptor = new RequestInterceptor((testAccount.authenticator as any).authClient);
     });
+
     afterAll(async function () {
         await testAccount.close();
         await connection.close();