Add fetch and install scripts

- Add fetch script which fetches the current config that is used by the
  system into the git repo
- Add install script which copies the config in the repo into the config
  folder for the user
- Add waybar as config

waybar/themes/zen/config-zen

@@ -0,0 +1,20 @@
+{
+    "layer": "top",
+    "position": "top",
+    "reload_style_on_change": true,
+    "modules-center": ["hyprland/workspaces"],
+
+
+    "hyprland/workspaces": {
+        "format": "{icon}",
+        "format-icons": {
+            "active": "",
+            "default": "",
+            "empty": ""
+        },
+        "persistent-workspaces": {
+            "*": [ 1,2,3,4,5 ]
+        }
+    }
+} 
+