RED-4646: Added request interceptor that sends x-tenant-id on each client call

search-service-v1/search-service-server-v1/src/main/java/com/iqser/red/service/search/v1/server/multitenancy/ForwardTenantInterceptor.java

@@ -0,0 +1,18 @@
+package com.iqser.red.service.search.v1.server.multitenancy;
+
+import org.springframework.stereotype.Component;
+
+import feign.RequestInterceptor;
+import feign.RequestTemplate;
+
+@Component
+public class ForwardTenantInterceptor implements RequestInterceptor {
+
+    public static final String TENANT_HEADER_NAME = "X-TENANT-ID";
+
+    @Override
+    public void apply(RequestTemplate template) {
+        // do something
+        template.header(TENANT_HEADER_NAME, TenantContext.getTenantId());
+    }
+}