Use new go-scfg upstream

contrib: docker-compose.yml -> compose.yaml

Switch to signal.NotifyContext for shutdown

faceit: Print CS2 elo

Upgrade dependencies

Upgrade dependencies

static_commands: Use new slices.Contains function

Add option for setting the logging format

Log received commands

Use "log/slog" for logging

functions: Use slices package for sorting

Bump Go version

Improve logging

Log deleted and updated commands.

config: Add log-level option

Will be INFO by default.

Switch to own logger package

static_commands: Protect built-in commands

commands list: Add built-in commands

static_commands: Add commands list

Preconfigured commands are still missing from this list.

bot: Moderators are authorized as well

Can be disabled in the config file.

bot: Check badges to see if a user is authorized