Add Session Id (#2263)

* adding sessionId to UserContext

* add session id

* add session id to settings pane and fix npm run compile

* Add conditional for Portal

* set default session id on userContext init

* fix tests

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Co-authored-by: Asier Isayas <aisayas@microsoft.com>

src/Common/Constants.ts

@@ -297,6 +297,7 @@ export class HttpHeaders {
   public static migrateOfferToManualThroughput: string = "x-ms-cosmos-migrate-offer-to-manual-throughput";
   public static migrateOfferToAutopilot: string = "x-ms-cosmos-migrate-offer-to-autopilot";
   public static xAPIKey: string = "X-API-Key";
+  public static sessionId: string = "x-ms-client-session-id";
 }
 
 export class ContentType {

src/Common/MongoProxyClient.ts

@@ -17,6 +17,7 @@ const defaultHeaders = {
   [HttpHeaders.apiType]: ApiType.MongoDB.toString(),
   [CosmosSDKConstants.HttpHeaders.MaxEntityCount]: "100",
   [CosmosSDKConstants.HttpHeaders.Version]: "2017-11-15",
+  [HttpHeaders.sessionId]: userContext.sessionId,
 };
 
 function authHeaders() {