improved "start:dist" script (#2369)

demo-shell-ng2/wsrv-config.js

@@ -0,0 +1,26 @@
+module.exports = {
+    "host": "0.0.0.0",
+    "port": 3000,
+    "dir": "./dist",
+    "spa": true,
+    "proxy": {
+        "/ecm/{p*}": {
+            "options": {
+                "uri": "http://0.0.0.0:8080/{p}"
+            }
+        },
+        "/bpm/{p*}": {
+            "options": {
+                "uri": "http://0.0.0.0:9999/{p}"
+            }
+        }
+    },
+    onResHeaders(headers) {
+        if (headers) {
+            const authHeader = headers['www-authenticate'];
+            if (authHeader) {
+                headers['www-authenticate'] = `x${authHeader}`;
+            }
+        }
+    }
+}