Update webpack and web ui to recent versions, bug fixes

components/wifi-manager/webapp/.vscode/tasks.json

@@ -30,6 +30,35 @@
           }
         }
       },
+      {
+        "type": "npm",
+        "label": "webpack: prod server",
+        "script": "prod",
+        "promptOnClose": true,
+        "isBackground": true,
+        "problemMatcher": {
+          "owner": "webpack",
+          "severity": "error",
+          "fileLocation": "absolute",
+          "pattern": [
+            {
+              "regexp": "ERROR in (.*)",
+              "file": 1
+            },
+            {
+              "regexp": "\\((\\d+),(\\d+)\\):(.*)",
+              "line": 1,
+              "column": 2,
+              "message": 3
+            }
+          ],
+          "background": {
+            "activeOnStart": true,
+            "beginsPattern": "Compiling\\.\\.\\.",
+            "endsPattern": "Compiled successfully\\."
+          }
+        }
+      },
       {
         "type": "npm",
         "label": "webpack: build",