Update smartui-web.json to CLI default config and add .gitignore

Author: RushilK7

.gitignore

@@ -0,0 +1,5 @@
+node_modules/
+.smartui.log
+*.log
+.DS_Store
+

sdk/smartui-web.json

@@ -7,11 +7,16 @@
       "edge"
     ],
     "viewports": [
-      [1920, 1080],
-      [1366, 768],
-      [360, 640]
-    ],
-    "waitForPageRender": 50000
+      [
+        1920
+      ],
+      [
+        1366
+      ],
+      [
+        1028
+      ]
+    ]
   },
   "mobile": {
     "devices": [
@@ -23,5 +28,7 @@
   },
   "waitForTimeout": 1000,
   "enableJavaScript": false,
-  "allowedHostnames": []
+  "allowedHostnames": [],
+  "smartIgnore": false,
+  "showRenderErrors": false
 }