feature: add gulp to keep CT licenses

Author: einazare

gulpfile.js

@@ -0,0 +1,77 @@
+const gulp = require("gulp");
+const gap = require("gulp-append-prepend");
+
+gulp.task("licenses", async function() {
+  // this is to add Creative Tim licenses in the production mode for the minified js
+  gulp
+    .src("build/static/js/*chunk.js", { base: "./" })
+    .pipe(
+      gap.prependText(`/*!
+
+=========================================================
+* BLK Design System React - v1.1.0
+=========================================================
+
+* Product Page: https://www.creative-tim.com/product/blk-design-system-react
+* Copyright 2020 Creative Tim (https://www.creative-tim.com)
+* Licensed under MIT (https://github.com/creativetimofficial/blk-design-system-react/blob/master/LICENSE.md)
+
+* Coded by Creative Tim
+
+=========================================================
+
+* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+*/`)
+    )
+    .pipe(gulp.dest("./", { overwrite: true }));
+
+  // this is to add Creative Tim licenses in the production mode for the minified html
+  gulp
+    .src("build/index.html", { base: "./" })
+    .pipe(
+      gap.prependText(`<!--
+
+=========================================================
+* BLK Design System React - v1.1.0
+=========================================================
+
+* Product Page: https://www.creative-tim.com/product/blk-design-system-react
+* Copyright 2020 Creative Tim (https://www.creative-tim.com)
+* Licensed under MIT (https://github.com/creativetimofficial/blk-design-system-react/blob/master/LICENSE.md)
+
+* Coded by Creative Tim
+
+=========================================================
+
+* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+-->`)
+    )
+    .pipe(gulp.dest("./", { overwrite: true }));
+
+  // this is to add Creative Tim licenses in the production mode for the minified css
+  gulp
+    .src("build/static/css/*chunk.css", { base: "./" })
+    .pipe(
+      gap.prependText(`/*!
+
+=========================================================
+* BLK Design System React - v1.1.0
+=========================================================
+
+* Product Page: https://www.creative-tim.com/product/blk-design-system-react
+* Copyright 2020 Creative Tim (https://www.creative-tim.com)
+* Licensed under MIT (https://github.com/creativetimofficial/blk-design-system-react/blob/master/LICENSE.md)
+
+* Coded by Creative Tim
+
+=========================================================
+
+* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+*/`)
+    )
+    .pipe(gulp.dest("./", { overwrite: true }));
+  return;
+});