added pacman notifier to waybar

.config/waybar/config

@@ -1,8 +1,25 @@
 {
   "layer": "top",
-	"modules-left": ["sway/workspaces","sway/scratchpad","sway/window"],
-	"modules-center": ["clock"],
-	"modules-right": ["custom/notification", "backlight","pulseaudio","network","idle_inhibitor","battery"],
+	"modules-left":
+    [
+      "sway/workspaces",
+      "sway/scratchpad",
+      "sway/window"
+    ],
+	"modules-center": 
+    [
+      "clock"
+    ],
+	"modules-right":
+    [
+      "custom/notification",
+      "custom/pacman",
+      "backlight",
+      "pulseaudio",
+      "network",
+      "idle_inhibitor",
+      "battery"
+    ],
   "spacing": 0,
 
   "clock":
@@ -149,6 +166,17 @@
     "on-click": "swaync-client -t -sw",
     "on-click-right": "swaync-client -d -sw",
     "escape": true
+  },
+
+  "custom/pacman": {
+    "format": "{icon}{}",
+    "return-type": "json",
+    "format-icons": {
+      "pending-updates": " ",
+      "updated": ""
+    },
+    "exec-if": "which waybar-updates",
+    "exec": "waybar-updates"
   }
 
 }

.config/waybar/style.css

@@ -129,3 +129,24 @@ tooltip label
   padding: 0 10px;
   border-right: 1px solid @primary_fg_color;
 }
+
+@keyframes blink-update
+{
+  to
+  {
+    background-color: dodgerblue;
+  }
+}
+
+#custom-pacman 
+{
+  animation-timing-function: linear;
+  animation-iteration-count: infinite;
+  animation-direction: alternate;
+}
+
+#custom-pacman.pending-updates
+{
+  animation-name: blink-update;
+  animation-duration: 3s;
+}