Add success story add/edit and list (#4)

still a work in progress

src/JobsJobsJobs/Shared/Api/StoryEntry.cs

@@ -0,0 +1,9 @@
+using NodaTime;
+
+namespace JobsJobsJobs.Shared.Api
+{
+    /// <summary>
+    /// An entry in the list of success stories
+    /// </summary>
+    public record StoryEntry(SuccessId Id, CitizenId CitizenId, string CitizenName, Instant RecordedOn);
+}

src/JobsJobsJobs/Shared/Api/StoryForm.cs

@@ -0,0 +1,23 @@
+namespace JobsJobsJobs.Shared.Api
+{
+    /// <summary>
+    /// The data required to provide a success story
+    /// </summary>
+    public class StoryForm
+    {
+        /// <summary>
+        /// The ID of this story
+        /// </summary>
+        public string Id { get; set; } = "new";
+
+        /// <summary>
+        /// Whether the employment was obtained from Jobs, Jobs, Jobs
+        /// </summary>
+        public bool FromHere { get; set; } = false;
+
+        /// <summary>
+        /// The success story
+        /// </summary>
+        public string Story { get; set; } = "";
+    }
+}