Preserve waybar comments and install.sh exec bit

.chezmoitemplates/bar-primary

@@ -1,8 +1,9 @@
 {
   "output": "{{ .out }}",
-  "layer": "top",
+  "layer": "top", // Waybar at top layer
-  "position": "left",
+  "position": "left", // Waybar position (top|bottom|left|right)
-  "width": 44,
+  "width": 44, // Waybar width
+  // Choose the order of the modules
   "modules-left": ["clock", "pulseaudio"],
   "modules-center": ["sway/workspaces"],
   "modules-right": ["tray", "battery", "custom/power"],

.chezmoitemplates/waybar-modules

@@ -35,6 +35,7 @@
     }
   },
   "pulseaudio": {
+      // "scroll-step": 1, // %, can be a float
     "format": "{icon}\n{volume}",
     "format-muted": "",
     "format-icons": {