added modules to waybar

waybar/scripts/gpu-screen-recorder-status.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+PID_FILE="/tmp/gpu-screen-recorder.pid"
+
+if [ -f "$PID_FILE" ]; then
+    PID=$(cat "$PID_FILE")
+    if ps -p "$PID" > /dev/null; then
+        echo '{"text": "Replay", "tooltip": "Replay running", "class": "recording"}'
+    else
+        # The process is not running, but the PID file exists.
+        # This can happen if the process crashed.
+        # We'll remove the stale PID file.
+        rm "$PID_FILE"
+    	echo '{"text": "Replay", "tooltip": "Replay paused"}'
+    fi
+else
+    echo '{"text": "Replay", "tooltip": "Replay paused"}'
+fi