add Dockerfile

Dockerfile

@@ -0,0 +1,14 @@
+# builder image
+FROM node:18.18 as builder
+
+WORKDIR /home/node/app
+
+COPY . .
+
+RUN npm install
+RUN npx gulp build
+
+# runtime image (static server)
+FROM nginxinc/nginx-unprivileged:latest as runtime
+
+COPY --from=builder /home/node/app/dist /usr/share/nginx/html/

gulpfile.js

@@ -61,7 +61,12 @@ gulp.task('canvg', function(){
     .pipe(gulp.dest('dist/js/lib'));
 });
 
-gulp.task('build', 
+gulp.task('qr', function () {
+  return gulp.src(['src/js/lib/qrcode.min.js'])
+    .pipe(gulp.dest('dist/js/lib'));
+});
+
+gulp.task('build',
   gulp.series(
       'css', 
       'js', 
@@ -70,6 +75,7 @@ gulp.task('build',
       'images',
       'extensions',
       'shapelib',
-      'canvg'
+      'canvg',
+      'qr',
   )
 );

src/index.html

@@ -760,8 +760,8 @@
   <!-- build:js loading.js -->
   <script type="text/javascript" src="js/loading.js"></script>
   <!-- endbuild -->
-  <!-- build:js all.js -->
   <script type="text/javascript" src="js/lib/qrcode.min.js"></script>
+  <!-- build:js all.js -->
   <script type="text/javascript" src="js/lib/jquery-3.5.1.min.js"></script>
   <script type="text/javascript" src="js/lib/pathseg.js"></script>
   <script type="text/javascript" src="js/lib/jquery.hotkeys.min.js"></script>