diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 3191904..9670496 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -5,7 +5,7 @@ on:
     branches: [ main ]
 
   schedule:
-  - cron: '25 08 * * *'
+    - cron: '25 08 * * *'
 
   workflow_dispatch:
     inputs:
@@ -15,9 +15,13 @@ on:
         required: false
         default: false
 
-# This is required for "gautamkrishnar/keepalive-workflow"
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+# This is required for "gautamkrishnar/keepalive-workflow", see "ddev/github-action-add-on-test"
 permissions:
-  contents: write
+  actions: write
 
 jobs:
   tests:
@@ -29,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: ddev/github-action-add-on-test@v1
+      - uses: ddev/github-action-add-on-test@v2
         with:
           ddev_version: ${{ matrix.ddev_version }}
           token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/README.md b/README.md
index 2d2885f..4945dcf 100644
--- a/README.md
+++ b/README.md
@@ -19,10 +19,7 @@ For more information [check the documentation](https://docs.google.com/document/
 ## Prerequisites:
 * [Install ddev](https://ddev.readthedocs.io/en/latest/users/install/ddev-installation/) if you haven't already.
 * Enable ddev on your local Drupal project.
-* Ensure you can already run functional JavaScript tests in the ddev environment. This requires a working chromedriver container as part of your ddev installation. You can run any core functional javascript test without having Gander installed to confirm.
-
-For most use cases, this chrome image should work out of the box:
-```ddev get ddev/ddev-selenium-standalone-chrome```
+* `ddev get ddev/ddev-selenium-standalone-chrome` to enable functional Javascript tests for DDEV. (`ddev/ddev-selenium-standalone-chrome` is a dependency of this add-on.)
 
 ## Getting started
 Add Gander and run Drupal's performance tests via a git clone of Drupal core (assuming [composer is 
@@ -31,6 +28,6 @@ used](https://www.drupal.org/docs/develop/using-composer/manage-dependencies)):
 * `ddev restart`
 * `ddev ssh`
 * `cd web/`
-* To run a single test three times in order to check the Gander installation, ensure you're in the document root first: `for run in 1..3; do ../vendor/bin/phpunit -c core profiles/demo_umami/tests/src/FunctionalJavascript/OpenTelemetryNodePagePerformanceTest.php --filter hot; done;`
-* To run all OpenTelemetry tests: `../vendor/bin/phpunit -c core --group OpenTelemetry`
+* To run a single test three times in order to check the Gander installation, ensure you're in the document root first: `for run in 1..3; do phpunit -c core profiles/demo_umami/tests/src/FunctionalJavascript/OpenTelemetryNodePagePerformanceTest.php --filter hot; done;`
+* To run all OpenTelemetry tests: `phpunit -c core --group OpenTelemetry`
 * Check the Grafana dashboard via: _http://\<projectname\>.ddev.site:3000/_
diff --git a/docker-compose.gander.yaml b/docker-compose.gander.yaml
index 90f52a0..793999a 100644
--- a/docker-compose.gander.yaml
+++ b/docker-compose.gander.yaml
@@ -1,5 +1,4 @@
 #ddev-generated
-version: "3"
 services:
 
   # And put them in an OTEL collector pipeline...
diff --git a/install.yaml b/install.yaml
index d7bfe99..5eef8b6 100644
--- a/install.yaml
+++ b/install.yaml
@@ -2,6 +2,9 @@
 
 name: ddev-gander 
 
+dependencies:
+  - ddev/ddev-selenium-standalone-chrome
+
 # pre_install_actions - list of actions to run before installing the addon.
 # Examples would be removing an extraneous docker volume,
 # or doing a sanity check for requirements.
diff --git a/tests/test.bats b/tests/test.bats
index ca1f9cf..249bd17 100644
--- a/tests/test.bats
+++ b/tests/test.bats
@@ -8,6 +8,7 @@ setup() {
   ddev delete -Oy ${PROJNAME} >/dev/null 2>&1 || true
   cd "${TESTDIR}"
   ddev config --project-name=${PROJNAME}
+  ddev get ddev/ddev-selenium-standalone-chrome
   ddev start -y >/dev/null
 }