refactor(zellij): improve session/layout handling

lib/zellij.sh

@@ -19,6 +19,9 @@ cat >~/.config/zellij/layouts/arduino.kdl <<'LAYOUT'
 layout {
   tab name="code" focus=true {
     pane split_direction="vertical" {
+      pane size=1 borderless=true {
+        plugin location="tab-bar"
+      }
         pane size="65%" {
             command "nvim"
             args "."
@@ -31,11 +34,20 @@ layout {
             }
         }
     }
+    pane size=1 borderless=true {
+      plugin location="status-bar"
+    }
   }
   tab name="git" {
+    pane size=1 borderless=true {
+      plugin location="tab-bar"
+    }
     pane {
       command "lazygit"
     }
+    pane size=1 borderless=true {
+      plugin location="status-bar"
+    }
   }
 }
 LAYOUT