Update configurations for self-hosted (#1558)

* Update configurations for self-hosted

* Revert "Update configurations for self-hosted"

This reverts commit a1ec06c834.

* Use selfhosted.json to configure dev env

config/base.json

@@ -7,6 +7,7 @@
     "buttonAction": "https://www.sandbox.paypal.com/cgi-bin/webscr"
   },
   "dev": {
+    "port": 8080,
     "allowedHosts": "auto"
   }
 }

config/selfhosted.json

@@ -1 +1,9 @@
-{}
+{
+  "dev": {
+    "proxyApi": "http://localhost:4001",
+    "proxyIdentity": "http://localhost:33657",
+    "proxyEvents": "http://localhost:46274",
+    "proxyNotifications": "http://localhost:61841",
+    "port": 8081
+  }
+}

webpack.config.js

@@ -211,6 +211,7 @@ const devServer =
           }
         },
         hot: false,
+        port: envConfig.dev?.port ?? 8080,
         allowedHosts: envConfig.dev?.allowedHosts ?? "auto",
         client: {
           overlay: {