Include matchmake in api gateway

Author: cheehongw

api_gateway/src/proxy/routes_config.ts

@@ -1,4 +1,4 @@
-import { questionServiceUrl, userServiceHostUrl } from "./service_addresses";
+import { matchServiceHostUrl, questionServiceUrl, userServiceHostUrl } from "./service_addresses";
 
 export const routes_config = [
     {
@@ -23,5 +23,14 @@ export const routes_config = [
             pathRewrite: { 
                 '/auth': '/' }
         }
+    },
+    {
+        url: "/matchmake",
+        proxy: {
+            target: matchServiceHostUrl,
+            ws: true,
+            pathRewrite: { 
+                '/matchmake': '/' }
+        }
     }
 ]

api_gateway/src/proxy/service_addresses.ts

@@ -3,3 +3,4 @@ export const isLocal = process.env.ENV_TYPE !== "docker";
 
 export const questionServiceUrl = isLocal ? "http://localhost:8080" : "http://question-service:8080/";
 export const userServiceHostUrl = isLocal ? "http://localhost:8081" : "http://user-service:8081/";
+export const matchServiceHostUrl = isLocal ? "ws://localhost:8082" : "ws://matching-service:8082"