Add dev.kdl for a development layout with Zellij

dev.kdl

@@ -0,0 +1,18 @@
+layout {
+  pane size=1 borderless=true {
+    plugin location="tab-bar"
+  }
+
+  pane split_direction="vertical" {
+    pane
+
+    pane command="vendor/bin/sculpin" {
+      args "generate" "--server" "--watch"
+      start_suspended true
+    }
+  }
+
+  pane size=2 borderless=true {
+    plugin location="status-bar"
+  }
+}