Created src folder, created docs folder, added Pflichtenheft

src/Controllers/LocationsController.cs

@@ -0,0 +1,19 @@
+// Controllers/LocationsController.cs
+using Berufsschule_HAM.Services;
+using Microsoft.AspNetCore.Mvc;
+using System.Threading.Tasks;
+
+[Route("[controller]")]
+public class LocationsController : Controller
+{
+    private readonly LdapService _ldap;
+    public LocationsController(LdapService ldap) => _ldap = ldap;
+
+    [HttpGet("Index")]
+    public async Task<IEnumerable<Dictionary<string, string>>> Index()
+    {
+        IEnumerable<Dictionary<string, string>> list = await _ldap.ListLocationsAsync();
+        return list;
+    }
+
+}