Initialize migration. (#88)

Co-authored-by: defnotken <itsdefnotken@gmail.com>
Co-authored-by: cake <admin@cakeandbanana.nl>
Reviewed-on: #88
Reviewed-by: cake <cake@noreply.git.lightless-sync.org>
Co-authored-by: defnotken <defnotken@noreply.git.lightless-sync.org>
Co-committed-by: defnotken <defnotken@noreply.git.lightless-sync.org>

LightlessSync/Services/Profiles/LightlessGroupProfileData.cs

@@ -0,0 +1,17 @@
+namespace LightlessSync.Services.Profiles;
+
+public record LightlessGroupProfileData(
+    bool IsDisabled,
+    bool IsNsfw,
+    string Base64ProfilePicture,
+    string Base64BannerPicture,
+    string Description,
+    IReadOnlyList<int> Tags)
+{
+    public Lazy<byte[]> ProfileImageData { get; } = new(() => ConvertSafe(Base64ProfilePicture));
+    public Lazy<byte[]> BannerImageData { get; } = new(() => ConvertSafe(Base64BannerPicture));
+
+    private static byte[] ConvertSafe(string value) => string.IsNullOrEmpty(value)
+        ? Array.Empty<byte>()
+        : Convert.FromBase64String(value);
+}