feat: Add adjustable dock size setting

Assets/Translations/en.json

@@ -269,7 +269,11 @@
         },
         "floating-distance": {
           "label": "Dock floating distance",
-          "description": "Adjust the floating distance from the screen edge."
+          "description": "Set the distance between the dock and the edge of the screen."
+        },
+        "icon-size": {
+          "label": "Dock size",
+          "description": "Adjust the overall size of the dock."
         },
         "colorize-icons": {
           "label": "Colorize Icons",

Assets/settings-default.json

@@ -172,7 +172,8 @@
     "onlySameOutput": true,
     "monitors": [],
     "pinnedApps": [],
-    "colorizeIcons": false
+    "colorizeIcons": false,
+    "size": 1
   },
   "network": {
     "wifiEnabled": true