[ ADD ] react configuration

react/src/components/Loader/Loader.js

@@ -0,0 +1,14 @@
+import React from "react";
+import "./Loader.scss";
+
+const Loader = () => {
+  return (
+    <div className="spinnerContainer d-flex justify-content-center align-items-center h-100">
+      <div className="spinner-border text-primary" role="status">
+        <span className="sr-only">Loading...</span>
+      </div>
+    </div>
+  );
+};
+
+export default Loader;

react/src/components/Loader/Loader.scss

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+.spinnerContainer {
+  height: 100vh;
+  width: 100%;
+}
+
+.loading-indicator:before {
+  content: "";
+  background: #000000cc;
+  position: fixed;
+  width: 100%;
+  height: 100%;
+  top: 0;
+  left: 0;
+  z-index: 1000;
+}
+
+.loading-indicator:after {
+  content: "\f1ce";
+  font-family: FontAwesome;
+  position: fixed;
+  width: 100%;
+  top: 50%;
+  left: 0;
+  z-index: 1001;
+  color: white;
+  text-align: center;
+  font-weight: 100;
+  font-size: 4rem;
+  -webkit-animation: fa-spin 1s infinite linear;
+  animation: fa-spin 1s infinite linear;
+}