feat(EnvelopeReceiverReadOnly): Controller initialisieren

- Join mit Receiver und Read
 - DI-Konfiguration hinzufügen
 - Auslöser hinzufügen (TBSIG_ENVELOPE_RECEIVER_READ_ONLY_UPD)

EnvelopeGenerator.Web/Controllers/ReadOnlyController.cs

@@ -0,0 +1,54 @@
+using DigitalData.Core.DTO;
+using EnvelopeGenerator.Application.Contracts;
+using EnvelopeGenerator.Application.DTOs.EnvelopeReceiverReadOnly;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Newtonsoft.Json;
+
+namespace EnvelopeGenerator.Web.Controllers
+{
+    [Route("api/[controller]")]
+    [ApiController]
+    public class ReadOnlyController : ControllerBase
+    {
+        private readonly ILogger<ReadOnlyController> _logger;
+
+        private readonly IEnvelopeReceiverReadOnlyService _erroService;
+
+        public ReadOnlyController(ILogger<ReadOnlyController> logger, IEnvelopeReceiverReadOnlyService erroService)
+        {
+            _logger = logger;
+            _erroService = erroService;
+        }
+
+        [HttpGet]
+        [Authorize]
+        public async Task<IActionResult> GetAllAsync()
+        {
+            var res = await _erroService.ReadAllAsync();
+            return  Ok(res);
+        }
+
+        [HttpPost]
+        [Authorize]
+        public async Task<IActionResult> CreateAsync([FromBody] EnvelopeReceiverReadOnlyCreateDto createDto)
+        {
+            //set AddedWho
+            var authReceiverMail = this.GetAuthReceiverMail();
+            if (authReceiverMail is null)
+            {
+                _logger.LogError("Email clam is not found in envelope-receiver-read-only creation process. Create DTO is:\n {dto}", JsonConvert.SerializeObject(createDto));
+
+                return Unauthorized();
+            }
+            createDto.AddedWho = authReceiverMail;
+
+            return await _erroService.CreateAsync(createDto: createDto).ThenAsync(
+                Success: id => Ok(id),
+                Fail: IActionResult (msg, ntc) =>
+                {
+                    return StatusCode(StatusCodes.Status500InternalServerError);
+                });
+        }
+    }
+}