MM-62954 E2E/Playwright shared library (#30177)

* feat: Add package.json for Playwright library with dependencies

* feat: Add explicit exports for test.config in playwright-lib package

* feat: Add initialization setup for Mattermost E2E testing with admin and user client

* fix: Update package dependencies and resolve TypeScript build errors

* feat: Update package exports for test.config to support both CommonJS and ESM

* playwright shared library

* add README, fix pipeline

* keep file structures, move report up to playwright

* minimize API, use the prerelease versions of client and types

* bump version

* update package*.json

* resolve merge conflict

* update depedencies and merge conflicts

* update readme and fix ci

* remove unnecessary export and list all external packages

* fix import for Client4

e2e-tests/playwright/package.json

@@ -1,42 +1,34 @@
 {
-    "scripts": {
-        "test": "cross-env PW_SNAPSHOT_ENABLE=true playwright test",
-        "test:update-snapshots": "cross-env PW_SNAPSHOT_ENABLE=true playwright test --update-snapshots",
-        "percy": "cross-env PERCY_TOKEN=$PERCY_TOKEN PW_PERCY_ENABLE=true percy exec -- playwright test --project=chrome --project=ipad",
-        "tsc": "tsc -b",
-        "lint": "eslint .",
-        "prettier": "prettier . --check",
-        "prettier:fix": "prettier --write .",
-        "check": "npm run tsc && npm run lint && npm run prettier",
-        "codegen": "cross-env playwright codegen $PW_BASE_URL",
-        "playwright-ui": "cross-env playwright test --ui",
-        "test-slomo": "cross-env PW_SNAPSHOT_ENABLE=true PW_SLOWMO=1000 playwright test",
-        "show-report": "npx playwright show-report",
-        "postinstall": "script/post_install.sh"
-    },
-    "dependencies": {
-        "@axe-core/playwright": "4.10.1",
-        "@percy/cli": "1.30.6",
-        "@percy/playwright": "1.0.7",
-        "@playwright/test": "1.49.1",
-        "async-wait-until": "2.0.18",
-        "axe-core": "4.10.2",
-        "chalk": "4.1.2",
-        "dayjs": "1.11.13",
-        "deepmerge": "4.3.1",
-        "dotenv": "16.4.7",
-        "form-data-encoder": "4.0.2",
-        "formdata-node": "6.0.3",
-        "uuid": "11.0.5",
-        "zod": "3.24.1"
-    },
-    "devDependencies": {
-        "@types/uuid": "10.0.0",
-        "@typescript-eslint/eslint-plugin": "8.20.0",
-        "@typescript-eslint/parser": "8.20.0",
-        "cross-env": "7.0.3",
-        "eslint": "9.18.0",
-        "prettier": "3.4.2",
-        "typescript": "5.7.3"
-    }
+  "name": "mattermost-playwright",
+  "private": true,
+  "workspaces": [
+    "lib",
+    "test"
+  ],
+  "scripts": {
+    "postinstall": "npm run build",
+    "build": "npm run build --workspaces --if-present",
+    "build:watch": "npm run build:watch --workspaces --if-present",
+    "clean": "rm -rf node_modules logs results test-results && npm run clean --workspaces --if-present",
+    "tsc": "npm run tsc --workspaces --if-present",
+    "lint": "eslint .",
+    "prettier": "prettier . --check",
+    "prettier:fix": "prettier --write .",
+    "check": "npm run lint && npm run prettier && npm run tsc",
+    "test": "npm run test --workspace=test",
+    "test:ci": "npm run test:ci --workspace=test"
+  },
+  "dependencies": {
+    "dayjs": "1.11.13",
+    "@playwright/test": "1.51.1"
+  },
+  "devDependencies": {
+    "@typescript-eslint/eslint-plugin": "8.28.0",
+    "eslint": "9.23.0",
+    "eslint-import-resolver-typescript": "4.2.7",
+    "eslint-plugin-header": "3.1.1",
+    "eslint-plugin-import": "2.31.0",
+    "prettier": "3.5.3",
+    "typescript": "5.7.3"
+  }
 }