feat(events): add message update, role, and voice state update handlers

- Implemented `handle_message_update` to log message edits.
- Created role event handlers for role creation, update, and deletion.
- Added voice state update handling to log channel changes.
- Introduced a new `ready_event` handler to restore bot presence and enforce blacklist.
- Updated `mod.rs` to include new event modules.
- Enhanced `main.rs` for database connection and initialization.
- Added comprehensive permission management in `permissions.rs`.

src/events/guild_member_event.rs

@@ -0,0 +1,49 @@
+use serenity::model::prelude::*;
+use serenity::prelude::*;
+
+use crate::commands::logs_service;
+
+pub async fn handle_member_addition(ctx: &Context, new_member: &Member) {
+    logs_service::on_member_join(ctx, new_member.guild_id, &new_member.user).await;
+}
+
+pub async fn handle_member_removal(ctx: &Context, guild_id: GuildId, user: &User) {
+    logs_service::on_member_leave(ctx, guild_id, user).await;
+}
+
+pub async fn handle_member_update(
+    ctx: &Context,
+    old_if_available: Option<Member>,
+    new: Option<Member>,
+    event: &GuildMemberUpdateEvent,
+) {
+    if let (Some(old), Some(new_member)) = (old_if_available.clone(), new.clone()) {
+        logs_service::on_member_roles_updated(
+            ctx,
+            new_member.guild_id,
+            new_member.user.id,
+            &old.roles,
+            &new_member.roles,
+        )
+        .await;
+
+        logs_service::on_boost_update(
+            ctx,
+            new_member.guild_id,
+            new_member.user.id,
+            old.premium_since,
+            new_member.premium_since,
+        )
+        .await;
+        return;
+    }
+
+    logs_service::on_boost_update(
+        ctx,
+        event.guild_id,
+        event.user.id,
+        None,
+        event.premium_since,
+    )
+    .await;
+}