Add project files.

Config/SyncOptions.cs

@@ -0,0 +1,14 @@
+namespace ConnectionsAPI.Config
+{
+    public class SyncOptions
+    {
+        /// <summary>
+        /// The cron expression for the sync schedule
+        /// </summary>
+        public string? ScheduleCron { get; set; }
+        /// <summary>
+        /// If the sync should run immediately or wait until the next cron occurrence
+        /// </summary>
+        public bool? RunImmediately { get; set; }
+    }
+}