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/.ci/.e2erc

@@ -98,7 +98,7 @@ case "${TEST:-$TEST_DEFAULT}" in
   cypress )
     export TEST_FILTER_DEFAULT='--stage=@prod --group=@smoke' ;;
   playwright )
-    export TEST_FILTER_DEFAULT='tests/functional/system_console/system_users/actions.spec.ts --project=chrome' ;;
+    export TEST_FILTER_DEFAULT='functional/system_console/system_users/actions.spec.ts' ;;
   * )
     export TEST_FILTER_DEFAULT='' ;;
 esac

e2e-tests/.ci/report.publish.sh

@@ -105,7 +105,7 @@ case "$TEST" in
     if [ -n "$WEBHOOK_URL" ]; then
       PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD=1 npm i
       # Utilize environment data and report files to generate the webhook body
-      ./report.webhookgen.js | curl -X POST -fsSL -H 'Content-Type: application/json' -d @- "$WEBHOOK_URL"
+      node report.webhookgen.js | curl -X POST -fsSL -H 'Content-Type: application/json' -d @- "$WEBHOOK_URL"
     fi
     ;;
 esac

e2e-tests/.ci/server.generate.sh

@@ -276,7 +276,7 @@ $(if mme2e_is_token_in_list "webhook-interactions" "$ENABLED_DOCKER_SERVICES"; t
 $(if mme2e_is_token_in_list "playwright" "$ENABLED_DOCKER_SERVICES"; then
     echo '
   playwright:
-    image: mcr.microsoft.com/playwright:v1.49.1-noble
+    image: mcr.microsoft.com/playwright:v1.51.1-noble
     entrypoint: ["/bin/bash", "-c"]
     command: ["until [ -f /var/run/mm_terminate ]; do sleep 5; done"]
     env_file:

e2e-tests/.ci/server.run_playwright.sh

@@ -37,13 +37,18 @@ EOF
 
 # Run Playwright test
 # NB: do not exit the script if some testcases fail
-${MME2E_DC_SERVER} exec -i -u "$MME2E_UID" -- playwright bash -c "cd e2e-tests/playwright && npm run test -- ${TEST_FILTER}" | tee ../playwright/logs/playwright.log || true
+${MME2E_DC_SERVER} exec -i -u "$MME2E_UID" -- playwright bash -c "cd e2e-tests/playwright && npm run test:ci -- ${TEST_FILTER}" | tee ../playwright/logs/playwright.log || true
 
 # Collect run results
 # Documentation on the results.json file: https://playwright.dev/docs/api/class-testcase#test-case-expected-status
 # NB: the following line is needed only for compatibility reasons, to support RollingRelease tests for versions prior to v10.1.0
 #     It can be removed after releases <=v10.0.x are phased out
 mv -v ../playwright/playwright-report/results.json ../playwright/results/reporter/results.json 2>/dev/null || true
+
+# NB: the following line is needed only for compatibility reasons, to support RollingRelease tests for versions prior to v10.6.0
+#     It can be removed once 10.5 (ESR) is no longer supported
+mv -v ../playwright/test/results/ ../playwright/ 2>/dev/null || true
+
 jq -f /dev/stdin ../playwright/results/reporter/results.json > ../playwright/results/summary.json <<EOF
 {
   passed: .stats.expected,