go install github.com/forewing/webrcon-server@latest

git clone https://github.com/forewing/webrcon-server.git
cd webrcon-server
go build

Usage of webrcon-server:
  -addr address
        address of the server RCON, in the format of HOST:PORT (default "127.0.0.1:27015")
  -admin-name username
        basicauth username for path /api/exec
  -admin-pass password
        basicauth password for path /api/exec
  -bind address
        webrcon-server bind address (default "0.0.0.0:8080")
  -conf file
        load configs from file instead of flags
  -debug
        turn on debug mode
  -pass password
        password of the RCON
  -preset preset
        use preset(path), empty for default csgo config
  -public-addr address
        redirect target(public address) for /api/connect, empty for disabled
  -timeout timeout
        timeout(seconds) of the connection (default 1)
  -version
        display versions

{
    "Rounds": [
        { id: 1, args: true, default: "5", name: "restart", cmd: "mp_restartgame" },
        { id: 2, args: true, default: "30", name: "maxrounds", cmd: "mp_maxrounds" },
    ],
    "Bots": [
        { id: 1, args: false, default: "", name: "kick bot", cmd: "bot_kick" },
        { id: 2, args: false, default: "", name: "kick ct", cmd: "bot_kick ct" },
        { id: 3, args: false, default: "", name: "kick t", cmd: "bot_kick t" },
        { id: 4, args: false, default: "", name: "add ct", cmd: "bot_add_ct" },
        { id: 5, args: false, default: "", name: "add t", cmd: "bot_add_t" },
    ],
    "Cheats": [
        { id: 1, args: false, default: "", name: "cheat on", cmd: "sv_cheats 1" },
        { id: 2, args: false, default: "", name: "cheat off", cmd: "sv_cheats 0" },
    ]
}