feat: add auto reg to widget

public/widget.js

@@ -2,6 +2,7 @@
 ((w, d) => {
   const {
     hostId = 1,
+    autoReg = "false",
     closeWidth = 48,
     closeHeight = 48,
     openWidth = 380,
@@ -24,7 +25,9 @@
     boxShadow: `rgb(0 0 0 / 25%) 0px 25px 50px -12px`
   };
   Object.assign(wrapper.style, styles);
-  wrapper.src = `${new URL(_src).origin}/widget.html?host=${hostId}&themeColor=${encodeURIComponent(
+  wrapper.src = `${
+    new URL(_src).origin
+  }/widget.html?host=${hostId}&autoReg=${autoReg}&themeColor=${encodeURIComponent(
     themeColor
   )}&from=${encodeURIComponent(location.hostname)}&welcome=${encodeURIComponent(welcome)}`;
   wrapper.width = closeWidth;