Update Dart and packages versions.

Author: phorcys420

Dockerfile

@@ -1,4 +1,4 @@
-FROM dart:2.19 as builder
+FROM dart:3.0.7 as builder
 
 ADD . /src
 WORKDIR /src
@@ -8,7 +8,7 @@ RUN dart pub get
 # AOT Compilation allows to reduce overhead, rather than using dart run on each startup
 RUN dart compile aot-snapshot -o /tmp/codercord.aot bin/codercord.dart
 
-FROM alpine:3.17 as runner
+FROM alpine:3.18 as runner
 
 RUN adduser --disabled-password -u 1337 codercord codercord
 

lib/discord/interactions/commands/walkthrough.dart

@@ -1,5 +1,4 @@
 import "package:codercord/discord/components/category_multi_select.dart";
-import "package:codercord/discord/interactions/commands/close.dart";
 import "package:codercord/discord/utils.dart";
 import "package:codercord/values.dart";
 

lib/discord/interactions/multiselects/multiselects.dart

@@ -108,6 +108,7 @@ Future<void> handleEvent(IMultiselectInteractionEvent p0) async {
             await p0.interaction.message!.pinMessage();
           }
 
+          // ignore: dead_code
           if (archiveThread) {
             await handleIssueState(
               threadChannel,