feat: implement ydotool support for Linux with auto-paste functionality and add setup script

text_insert_status_nonlinux.go

@@ -0,0 +1,13 @@
+//go:build !linux
+
+package main
+
+func linuxYdotoolStatus() map[string]interface{} {
+	return map[string]interface{}{
+		"ready":       false,
+		"installed":   false,
+		"socket":      false,
+		"socket_path": "",
+		"message":     "ydotool is only used on Linux.",
+	}
+}