feat(wallpaper): 'background' -> 'wallpaper' and add one on ahrc-pc

ahrc-laptop/home.nix

@@ -53,6 +53,6 @@
 
   home.file.".local/share/backgrounds/default.png" = {
     enable = true;
-    source = ./background.png;
+    source = ./wallpaper.png;
   };
 }

ahrc-pc/home.nix

@@ -31,4 +31,9 @@
     };
     spawn-at-startup = [{ command = [ "eww" "open" "dock_ahrc-pc" ]; }];
   };
+
+  home.file.".local/share/backgrounds/default.png" = {
+    enable = true;
+    source = ./wallpaper.png;
+  };
 }

common/home.nix

@@ -428,6 +428,15 @@
       };
       spawn-at-startup = [
         { command = [ "eww" "daemon" ]; }
+        {
+          command = [
+            "swaybg"
+            "-i"
+            "/home/ahurac/.local/share/backgrounds/default.png"
+            "-m"
+            "fill"
+          ];
+        }
       ];
     };
   };