更新前端静态网页获取方式，放弃使用后端获取api

frontend/node_modules/core-js-pure/internals/math-expm1.js

@@ -0,0 +1,17 @@
+'use strict';
+// eslint-disable-next-line es/no-math-expm1 -- safe
+var $expm1 = Math.expm1;
+var exp = Math.exp;
+
+// `Math.expm1` method implementation
+// https://tc39.es/ecma262/#sec-math.expm1
+module.exports = (!$expm1
+  // Old FF bug
+  // eslint-disable-next-line no-loss-of-precision -- required for old engines
+  || $expm1(10) > 22025.465794806719 || $expm1(10) < 22025.4657948067165168
+  // Tor Browser bug
+  || $expm1(-2e-17) !== -2e-17
+) ? function expm1(x) {
+  var n = +x;
+  return n === 0 ? n : n > -1e-6 && n < 1e-6 ? n + n * n / 2 : exp(n) - 1;
+} : $expm1;