fix: add missing lookup

OliverBooth/Services/BlogService.cs

@@ -76,15 +76,30 @@ public sealed class BlogService
     }
 
     /// <summary>
-    ///     Attempts to find a blog post by its publication date and slug.
+    ///     Attempts to find a blog post by new ID.
+    /// </summary>
+    /// <param name="postId">The new ID of the post.</param>
+    /// <param name="post">
+    ///     When this method returns, contains the <see cref="BlogPost" /> associated with ID, if the post is found;
+    ///     otherwise, <see langword="null" />.
+    /// </param>
+    /// <returns><see langword="true" /> if the post is found; otherwise, <see langword="false" />.</returns>
+    public bool TryGetBlogPost(int postId, [NotNullWhen(true)] out BlogPost? post)
+    {
+        using BlogContext context = _dbContextFactory.CreateDbContext();
+        post = context.BlogPosts.FirstOrDefault(p => p.Id == postId);
+        return post is not null;
+    }
+
+    /// <summary>
+    ///     Attempts to find a blog post by its legacy WordPress ID.
     /// </summary>
     /// <param name="postId">The WordPress ID of the post.</param>
     /// <param name="post">
-    ///     When this method returns, contains the <see cref="BlogPost" /> associated with the specified publication
-    ///     date and slug, if the post is found; otherwise, <see langword="null" />.
+    ///     When this method returns, contains the <see cref="BlogPost" /> associated with ID, if the post is found;
+    ///     otherwise, <see langword="null" />.
     /// </param>
     /// <returns><see langword="true" /> if the post is found; otherwise, <see langword="false" />.</returns>
-    /// <exception cref="ArgumentNullException"><paramref name="slug" /> is <see langword="null" />.</exception>
     public bool TryGetWordPressBlogPost(int postId, [NotNullWhen(true)] out BlogPost? post)
     {
         using BlogContext context = _dbContextFactory.CreateDbContext();