add gulp for better build process

gulpfile.babel.js

@@ -0,0 +1,28 @@
+import gulp from 'gulp'
+import replace from 'gulp-replace'
+import rename from 'gulp-rename'
+import ignore from 'gulp-ignore'
+
+// DL: we need to overwrite the paths of any asset that we include in the build
+
+const copyCss = (done) => {
+  gulp.src(['./build/static/css/main.*.chunk.css'])
+    .pipe(rename('community.css'))
+    .pipe(gulp.dest('./js-deliver'))
+    done()
+}
+
+const copyJs = (done) => {
+   gulp.src(['./build/static/js/main.*.chunk.js'])
+   .pipe(rename('community.main.js'))
+   .pipe(gulp.dest('./js-deliver'))
+   gulp.src(['./build/static/js/*.chunk.js'])
+   .pipe(ignore.exclude('main.*'))
+   .pipe(rename('community.vendor.js'))
+   .pipe(gulp.dest('./js-deliver'))
+   done()
+}
+
+const defaultTasks = gulp.parallel(copyCss, copyJs)
+
+export default defaultTasks