diff --git a/.github/workflows/update-js.yml b/.github/workflows/update-js.yml
new file mode 100644
index 0000000..82feefd
--- /dev/null
+++ b/.github/workflows/update-js.yml
@@ -0,0 +1,17 @@
+name: Update JS
+
+on:
+  workflow_dispatch:
+  # Run on a schedule of once per quarter
+  schedule:
+    - cron: '55 23 1 */3 *'
+
+jobs:
+  update-js:
+    name: Update JS
+    # Only run cron on the colymba account
+    if: (github.event_name == 'schedule' && github.repository_owner == 'colymba') || (github.event_name != 'schedule')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Update JS
+        uses: silverstripe/gha-update-js@v1
diff --git a/.upgrade.yml b/.upgrade.yml
deleted file mode 100644
index be82823..0000000
--- a/.upgrade.yml
+++ /dev/null
@@ -1,10 +0,0 @@
-mappings:
-  GridFieldBulkActionDeleteHandler: Colymba\BulkManager\BulkAction\DeleteHandler
-  GridFieldBulkActionEditHandler: Colymba\BulkManager\BulkAction\EditHandler
-  GridFieldBulkActionHandler: Colymba\BulkManager\BulkAction\Handler
-  GridFieldBulkActionUnlinkHandler: Colymba\BulkManager\BulkAction\UnlinkHandler
-  GridFieldBulkManager: Colymba\BulkManager\BulkManager
-  BulkUploadField: Colymba\BulkUpload\BulkUploadField
-  GridFieldBulkImageUpload: Colymba\BulkUpload\GridFieldBulkImageUpload
-  GridFieldBulkUpload: Colymba\BulkUpload\BulkUploader
-  GridFieldBulkUpload_Request: Colymba\BulkUpload\BulkUploadHandler
diff --git a/composer.json b/composer.json
index 70eb9ce..dedf6b0 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,12 @@
     "type": "silverstripe-vendormodule",
     "description": "SilverStripe GridField component to upload images/files and edit records in bulk",
     "homepage": "https://github.com/colymba/GridFieldBulkEditingTools",
-    "keywords": ["silverstripe", "bulk upload", "image upload", "gridfield bulk upload"],
+    "keywords": [
+        "silverstripe",
+        "bulk upload",
+        "image upload",
+        "gridfield bulk upload"
+    ],
     "license": "BSD-3-Clause",
     "authors": [
         {
@@ -34,5 +39,9 @@
             "Colymba\\BulkManager\\": "src/BulkManager/",
             "Colymba\\BulkUpload\\": "src/BulkUploader/"
         }
+    },
+    "require-dev": {
+        "silverstripe/standards": "^1",
+        "phpstan/extension-installer": "^1.3"
     }
 }
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
new file mode 100644
index 0000000..beb9de3
--- /dev/null
+++ b/phpstan.neon.dist
@@ -0,0 +1,3 @@
+parameters:
+  paths:
+    - src