- Optimization: Re-rerun image optimization per update

- Linting (ESLint): Adjust per now applied rules
- Testing: Accessibility test API update
- Docs: Clarify need for Node.js/npm being installed
- npm: Update devDeps and core-js-bundle copy; add new axe testing peer dep. axe-core

dist/index-umd.js

@@ -14769,7 +14769,8 @@
 
                 if (extObj) {
                   extObj.name = name;
-                }
+                } // eslint-disable-next-line require-atomic-updates
+
 
                 extensions[name] = extObj;
                 return _context.abrupt("return", call('extension_added', extObj));
@@ -23227,8 +23228,8 @@
           $this.hide();
         };
 
-        $.extend(true, $this, {
-          // public properties, methods, and callbacks
+        $.extend(true, $this, // public properties, methods, and callbacks
+        {
           // make a copy of the incoming paint
           paint: new $.jGraduate.Paint({
             copy: $settings.paint
@@ -34334,17 +34335,22 @@
 
             case 11:
               // set icon size
-              setIconSize($$b('#iconsize').val()); // set grid setting
+              setIconSize($$b('#iconsize').val());
+              /* eslint-disable require-atomic-updates */
+              // set grid setting
 
               curConfig.gridSnapping = $$b('#grid_snapping_on')[0].checked;
               curConfig.snappingStep = $$b('#grid_snapping_step').val();
               curConfig.gridColor = $$b('#grid_color').val();
               curConfig.showRulers = $$b('#show_rulers')[0].checked;
+              /* eslint-enable require-atomic-updates */
+
               $$b('#rulers').toggle(curConfig.showRulers);
 
               if (curConfig.showRulers) {
                 updateRulers();
-              }
+              } // eslint-disable-next-line require-atomic-updates
+
 
               curConfig.baseUnit = $$b('#base_unit').val();
               svgCanvas.setConfig(curConfig);
@@ -36366,6 +36372,7 @@
                 }));
 
               case 15:
+                // eslint-disable-next-line require-atomic-updates
                 extsPreLang.length = 0;
                 _context17.next = 19;
                 break;