Fix bypass display issue (#144)

* Fix bypass display issue

* nit

* Update test expectations [skip ci]

---------

Co-authored-by: github-actions <[email protected]>

Author: huchenlei

browser_tests/rightClickMenu.spec.ts

@@ -58,9 +58,7 @@ test.describe('Node Right Click Menu', () => {
         await expect(comfyPage.canvas).toHaveScreenshot('right-click-node-collapsed.png');
     });
 
-    // See https://github.com/Comfy-Org/ComfyUI_frontend/pull/57
-    // Bypass produces different output on Windows VS Linux.
-    test.skip('Can bypass', async ({ comfyPage }) => {
+    test('Can bypass', async ({ comfyPage }) => {
         await comfyPage.rightClickEmptyLatentNode();
         await expect(comfyPage.canvas).toHaveScreenshot('right-click-node.png');
         await comfyPage.page.getByText('Bypass').click();

browser_tests/rightClickMenu.spec.ts-snapshots/add-node-node-added-chromium-win32.png

@@ -1547,11 +1547,13 @@ export class ComfyApp {
         this.editor_alpha = 0.4;
       }
 
-      // Mode never equals 4 by ts check.
-      // if (node.mode === 4) { // never
-      // 	node.bgcolor = "#FF00FF";
-      // 	this.editor_alpha = 0.2;
-      // }
+      // ComfyUI's custom node mode enum value 4 => bypass/never.
+      // @ts-ignore
+      if (node.mode === 4) {
+        // never
+        node.bgcolor = "#FF00FF";
+        this.editor_alpha = 0.2;
+      }
 
       const adjustColor = (color?: string) => {
         return color ? lightenColor(color, 0.5) : color;