fix: design view connecting to tts

The design view was connecting to TTS. The effect is funny, creepy, and
outright terrifying. Voices both loud and soft depending on how half
executed code behaves.

closes #45

Author: ProgrammingByPermutation

src/TwitchStreamingTools/Configuration.cs

@@ -4,6 +4,8 @@
 using System.Linq;
 using System.Speech.Synthesis;
 
+using Avalonia.Controls;
+
 using Newtonsoft.Json;
 
 using Nullinside.Api.Common.Twitch;
@@ -91,6 +93,10 @@ public static Configuration Instance {
   /// </summary>
   /// <returns>True if successful, false otherwise.</returns>
   public bool WriteConfiguration() {
+    if (Design.IsDesignMode) {
+      return false;
+    }
+    
     try {
       Directory.CreateDirectory(Path.GetDirectoryName(CONFIG_LOCATION)!);
 

src/TwitchStreamingTools/Services/TwitchTtsService.cs

@@ -3,6 +3,8 @@
 using System.Linq;
 using System.Threading;
 
+using Avalonia.Controls;
+
 using log4net;
 
 using Nullinside.Api.Common.Twitch;
@@ -93,6 +95,10 @@ private void Main() {
   ///   Connects to any configuration found in the config file that we are not currently connected to.
   /// </summary>
   private void ConnectChatsInConfig() {
+    if (Design.IsDesignMode) {
+      return;
+    } 
+    
     List<string?>? missing = _configuration.TwitchChats?
       .Select(c => c.TwitchChannel)
       .Except(_chats?.Select(c => c.ChatConfig?.TwitchChannel) ?? [])