add hook create-steps

public/site/blueprints/pages/client-brief.yml

@@ -0,0 +1,39 @@
+title: Brief client
+icon: draft
+image:
+  back: black
+  color: white
+  query: false
+options:
+  delete: false
+  changeTitle: false
+  changeTemplate: false
+  changeStatus: false
+  changeSlug: false
+  move: false
+  duplicate: false
+  sort: false
+
+tabs:
+  content:
+    label: Brief client
+    icon: document
+    columns:
+      - width: 1/1
+        fields:
+          briefClientPdf:
+            label: PDF
+            type: files
+            multiple: false
+            uploads: pdf
+          description:
+            type: textarea
+            size: tiny
+            buttons: false
+            maxlength: 700
+          briefClientImages:
+            label: Images
+            type: files
+            uploads: image
+            layout: cards
+            size: medium