Have playwright addon tests only start server, not build it

addons/xterm-addon-canvas/package.json

@@ -20,7 +20,7 @@
     "prepackage": "npm run build",
     "package": "../../node_modules/.bin/webpack",
     "prepublishOnly": "npm run package",
-    "start": "node ../../demo/start"
+    "start-server-only": "node ../../demo/start-server-only"
   },
   "peerDependencies": {
     "xterm": "^5.0.0"

addons/xterm-addon-canvas/test/playwright.config.ts

@@ -26,7 +26,7 @@ const config: PlaywrightTestConfig = {
   ],
   reporter: 'list',
   webServer: {
-    command: 'npm start',
+    command: 'npm run start-server-only',
     port: 3000,
     timeout: 120000,
     reuseExistingServer: !process.env.CI

addons/xterm-addon-webgl/package.json

@@ -20,7 +20,7 @@
     "prepackage": "npm run build",
     "package": "../../node_modules/.bin/webpack",
     "prepublishOnly": "npm run package",
-    "start": "node ../../demo/start"
+    "start-server-only": "node ../../demo/start-server-only"
   },
   "peerDependencies": {
     "xterm": "^5.0.0"

addons/xterm-addon-webgl/test/WebglRenderer.test.ts

@@ -23,7 +23,7 @@ test.afterAll(async () => await ctx.page.close());
 test.describe('WebGL Renderer Integration Tests', async () => {
   // HACK: webgl2 is often not supported in headless firefox on Linux
   // https://github.com/microsoft/playwright/issues/11566
-  test.skip(({ browserName, userAgent}) => (userAgent?.includes('Linux') ?? false) && browserName === 'firefox');
+  test.skip(({ browserName, userAgent }) => (userAgent?.includes('Linux') ?? false) && browserName === 'firefox');
 
   injectSharedRendererTests(ctxWrapper);
 });

addons/xterm-addon-webgl/test/playwright.config.ts

@@ -26,7 +26,7 @@ const config: PlaywrightTestConfig = {
   ],
   reporter: 'list',
   webServer: {
-    command: 'npm start',
+    command: 'npm run start-server-only',
     port: 3000,
     timeout: 120000,
     reuseExistingServer: !process.env.CI