Add PocketBase client with contracts and sharp build tooling

Elternbeirat.Contracts/Event.cs

@@ -0,0 +1,39 @@
+using System.Text.Json.Serialization;
+
+namespace Elternbeirat.Contracts;
+
+/// <summary>A calendar entry. Sorted by <see cref="Start"/>.</summary>
+public record Event
+{
+    /// <summary>PocketBase record id.</summary>
+    [JsonPropertyName("id")]
+    public string Id { get; init; } = "";
+
+    /// <summary>
+    /// Start of the event with date and time. Stored as UTC by PocketBase but
+    /// read as local time (Europe/Berlin) by convention. An all-day event uses
+    /// 00:00 as the time.
+    /// </summary>
+    [JsonPropertyName("start")]
+    public DateTime Start { get; init; }
+
+    /// <summary>Optional end of the event; null when unset.</summary>
+    [JsonPropertyName("end")]
+    public DateTime? End { get; init; }
+
+    /// <summary>Event name, e.g. "Elternbeiratssitzung".</summary>
+    [JsonPropertyName("title")]
+    public string Title { get; init; } = "";
+
+    /// <summary>Optional location, e.g. "Aula".</summary>
+    [JsonPropertyName("location")]
+    public string Location { get; init; } = "";
+
+    /// <summary>Optional note, e.g. "Anmeldung erforderlich".</summary>
+    [JsonPropertyName("note")]
+    public string Note { get; init; } = "";
+
+    /// <summary>Whether the event is visible to visitors.</summary>
+    [JsonPropertyName("public")]
+    public bool Public { get; init; }
+}