diff --git a/.github/workflows/commander.yml b/.github/workflows/commander.yml
new file mode 100644
index 000000000..5bb113e2c
--- /dev/null
+++ b/.github/workflows/commander.yml
@@ -0,0 +1,16 @@
+name: Commander
+on:
+  issue_comment:
+    types: [created]
+
+jobs:
+  runComment:
+    runs-on: ubuntu-18.04
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+    - name: Run comment
+      uses: nwtgck/actions-comment-run@v1.0
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+        allowed-associations: '["OWNER", "MEMBER"]'
diff --git a/modules/system/assets/ui/docs/popup.md b/modules/system/assets/ui/docs/popup.md
index 7bdd4c24e..c1ce47b03 100644
--- a/modules/system/assets/ui/docs/popup.md
+++ b/modules/system/assets/ui/docs/popup.md
@@ -140,7 +140,8 @@ The partial for your rendered popup should follow this structure:
 - data-handler="onLoadContent" - October ajax request name
 - data-keyboard="false" - Allow popup to be closed with the keyboard
 - data-extra-data="file_id: 1" - October ajax request data
-- data-size="large" - Popup size, available sizes: giant, huge, large, small, tiny
+- data-size="large" - Popup size, available sizes: giant, huge, large, small, tiny, adaptive (will scale to fit the window)
+- data-adaptive-height="false" - Allow the popup to fill the height of the screen
 
 ### JavaScript API