Use an immutable collection or reduce the accessibility of the non-private readonly field 'SupportedImageFormats'. (https://rules.sonarsource.com/csharp/RSPEC-3887)

Use an immutable collection or reduce the accessibility of the public static field 'SupportedImageFormats'. (https://rules.sonarsource.com/csharp/RSPEC-2386)

Change 'Permissions' to be read-only by removing the property setter (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca2227)

Change 'List<string>' in 'UpdatePermissionsCommand.Permissions' to use 'Collection<T>', 'ReadOnlyCollection<T>' or 'KeyedCollection<K,V>' (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1002)

Change 'Permissions' to be read-only by removing the property setter (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca2227)

Change 'List<string>' in 'RoleDto.Permissions' to use 'Collection<T>', 'ReadOnlyCollection<T>' or 'KeyedCollection<K,V>' (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1002)

Properties should not return arrays (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1819)

Change 'Fields' to be read-only by removing the property setter (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca2227)

Change 'List<string>' in 'Search.Fields' to use 'Collection<T>', 'ReadOnlyCollection<T>' or 'KeyedCollection<K,V>' (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1002)