Add more tools on the Nexus AI:  Available tools:      - open_chrome: It opens the Chrome        - get_cpu: Return the percent of CPU usage        - get_ram: Return the percent of RAM uage      - get_disk_io_counters: Return the disk IO counters of the pc in write per second and read per second        - get_disk_usage: Return the disk usage        - get_network_usage: Return the network IO counters of the pc in sent per second and recv per second