Generate navigation and render page embeds from PocketBase

Elternbeirat.Web/Features/Embeds/PostsEmbed.razor.cs

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+using System.Globalization;
+using Elternbeirat.Contracts;
+using Elternbeirat.PocketBase;
+using Microsoft.AspNetCore.Components;
+
+namespace Elternbeirat.Web.Features.Embeds;
+
+public partial class PostsEmbed
+{
+    private static readonly CultureInfo German = CultureInfo.GetCultureInfo("de-DE");
+
+    [LoggerMessage(Level = LogLevel.Warning, Message = "Could not load posts for an embed from PocketBase.")]
+    private static partial void LogLoadFailed(ILogger logger, Exception exception);
+
+    [Inject]
+    private PocketBaseClient PocketBase { get; set; } = default!;
+
+    [Inject]
+    private ILogger<PostsEmbed> Logger { get; set; } = default!;
+
+    private IReadOnlyList<Post> _latest = [];
+
+    protected override async Task OnInitializedAsync()
+    {
+        try
+        {
+            // Teaser: the three most recent posts, with a link to the full list.
+            var posts = await PocketBase.GetPostsAsync();
+            _latest = [.. posts.Take(3)];
+        }
+        catch (HttpRequestException ex)
+        {
+            // Source unreachable -> show no teaser instead of a 500.
+            LogLoadFailed(Logger, ex);
+        }
+    }
+}