ersatztv/ErsatzTV/Shared/DeleteDialog.razor

<div @onkeydown="@OnKeyDown">
    <MudDialog>
        <DialogContent>
            <MudContainer>
                <MudHighlighter Class="mud-primary-text"
                                Style="background-color: transparent; font-weight: bold"
                                Text="@FormatText()"
                                HighlightedText="@EntityName"/>
            </MudContainer>
            @if (!string.IsNullOrWhiteSpace(DetailText))
            {
                <MudContainer Class="mt-3">
                    <MudHighlighter Class="mud-primary-text"
                                    Style="background-color: transparent; font-weight: bold"
                                    Text="@DetailText"
                                    HighlightedText="@DetailHighlight"/>
                </MudContainer>
            }
        </DialogContent>
        <DialogActions>
            <MudButton OnClick="Cancel">Cancel</MudButton>
            <MudButton Color="Color.Error" Variant="Variant.Filled" OnClick="Submit">Delete</MudButton>
        </DialogActions>
    </MudDialog>
</div>

@code {

    [CascadingParameter]
    MudDialogInstance MudDialog { get; set; }

    [Parameter]
    public string EntityType { get; set; }

    [Parameter]
    public string EntityName { get; set; }

    [Parameter]
    public string DetailText { get; set; }

    [Parameter]
    public string DetailHighlight { get; set; }

    private string FormatText() => $"Do you really want to delete the {EntityType} {EntityName}? This process cannot be undone.";

    private void Submit() => MudDialog.Close(DialogResult.Ok(true));

    private void Cancel() => MudDialog.Cancel();

    private void OnKeyDown(KeyboardEventArgs e)
    {
        if (e.Code is "Enter" or "NumpadEnter")
        {
            Submit();
        }
    }

}