Update sass

Dockerfiles/gulp/Dockerfile

@@ -5,6 +5,7 @@ WORKDIR /usr/src/app
 COPY package.json .
 COPY gulpfile.js .
 
+RUN npm install -g npm
 RUN npm i --global gulp-cli
 RUN npm i
 RUN npm cache clean --force

gulpfile.js

@@ -4,7 +4,7 @@
 const { src, dest, parallel, series, watch } = require('gulp');
 const browserSync = require('browser-sync').create();
 const clean = require('gulp-clean');
-const sass = require('gulp-sass');
+const sass = require('gulp-dart-sass');
 const sourcemaps = require('gulp-sourcemaps');
 const ts = require('gulp-typescript');
 const iconfont = require('gulp-iconfont');

package.json

@@ -22,7 +22,7 @@
     "gulp": "^4.0.2",
     "gulp-clean": "^0.4.0",
     "gulp-iconfont": "^11.0.0",
-    "gulp-sass": "^4.1.0",
+    "gulp-dart-sass": "^1.1.0",
     "gulp-sourcemaps": "^3.0.0",
     "gulp-typescript": "*"
   }