grafana/irm tilt changes (#4964)

Related to https://github.com/grafana/irm/pull/62

grafana-plugin/package.json

@@ -24,7 +24,7 @@
     "test:e2e:watch": "yarn test:e2e --ui",
     "test:e2e-expensive:watch": "yarn test:e2e-expensive --ui",
     "test:e2e:gen": "yarn playwright codegen http://localhost:3000",
-    "e2e-show-report": "yarn playwright show-report",
+    "e2e-show-report": "yarn playwright show-report --port 31000",
     "generate-types": "cd ./src/network/oncall-api/types-generator && yarn generate",
     "watch": "NODE_ENV=development webpack -w -c ./webpack.config.ts --env development",
     "sign": "npx --yes @grafana/sign-plugin@latest",

grafana-plugin/playwright.config.ts

@@ -27,7 +27,16 @@ export default defineConfig({
   /* Maximum time all the tests can run for. */
   globalTimeout: 20 * 60 * 1_000, // 20 minutes
 
-  reporter: [['html', { open: IS_CI ? 'never' : 'always' }]],
+  reporter: [
+    [
+      'html',
+      {
+        open: IS_CI ? 'never' : 'always',
+        port: 31000, // explicitly specify a port for k8s port forwarding to avoid clashes with Incident and IRM
+      },
+    ],
+    ['list', { printSteps: true }],
+  ],
 
   /* Maximum time one test can run for. */
   timeout: 60_000,