Add counts to Dashboard (#2)

Also refactored database parameters with a few extension methods; ready for profile view page

src/JobsJobsJobs/Client/Shared/FullDateTime.razor

@@ -0,0 +1,23 @@
+@using NodaTime
+@using NodaTime.Text
+@using System.Globalization
+
+@Translated
+
+@code {
+    /// <summary>
+    /// The pattern with which dates will be formatted
+    /// </summary>
+    private static InstantPattern pattern = InstantPattern.Create("ld<D> ' at ' lt<t>", CultureInfo.CurrentCulture);
+
+    /// <summary>
+    /// The date to be formatted
+    /// </summary>
+    [Parameter]
+    public Instant TheDate { get; set; }
+
+    /// <summary>
+    /// The formatted date
+    /// </summary>
+    private string Translated => pattern.Format(TheDate);
+}

src/JobsJobsJobs/Client/Shared/MainLayout.razor

@@ -1,5 +1,6 @@
 @inherits LayoutComponentBase
 @inject IJSRuntime js
+@using Blazored.Toast.Configuration
 
 <div class="page">
   <div class="sidebar">
@@ -20,6 +21,8 @@
 
   </div>
 </div>
+<BlazoredToasts Position="ToastPosition.BottomRight"
+                ShowProgressBar="true" />
 
 @code {
     async void PlayJobs() => await js.InvokeVoidAsync("Audio.play", "pelosijobs");