feat: add moderation commands and update README

- Introduced a new set of moderation commands including `/moderation purge`, `/moderation timeout`, `/moderation kick`, `/moderation ban`, `/moderation unban`, `/moderation untimeout`, and `/moderation slowmode`.
- Updated README to include details about the new moderation features and commands.
- Enhanced help command to display moderation tools and their usage.

internal/commands/commands.go

@@ -6,6 +6,7 @@ import (
 	"velox-bot/internal/commands/help"
 	cmdlevel "velox-bot/internal/commands/level"
 	"velox-bot/internal/commands/meeting"
+	"velox-bot/internal/commands/moderation"
 	cmdmusic "velox-bot/internal/commands/music"
 	"velox-bot/internal/commands/projects"
 	"velox-bot/internal/commands/schedule"
@@ -32,6 +33,7 @@ var AllCommands = []*discordgo.ApplicationCommand{
 	cmdmusic.Queue,
 	cmdmusic.Volume,
 	meeting.Meeting,
+	moderation.Moderation,
 	timezone.Timezone,
 	schedule.Schedule,
 	projects.Projects,
@@ -52,6 +54,7 @@ var handlers = map[string]func(s *discordgo.Session, i *discordgo.InteractionCre
 	"leaderboard":    cmdlevel.LeaderboardHandler,
 	"rewards":        cmdlevel.RewardsHandler,
 	"meeting":        meeting.MeetingHandler,
+	"moderation":     moderation.ModerationHandler,
 	"timezone":       timezone.TimezoneHandler,
 	"schedule":       schedule.ScheduleHandler,
 	"projects":       projects.ProjectsHandler,