Add history controller

EnvelopeGenerator.Web/Services/DatabaseService.cs

@@ -12,6 +12,7 @@ namespace EnvelopeGenerator.Web.Services
         private DocumentModel documentModel;
         private ReceiverModel receiverModel;
         private ElementModel elementModel;
+        private HistoryModel historyModel;
 
         private readonly LogConfig _logConfig;
         private readonly Logger _logger;
@@ -54,6 +55,7 @@ namespace EnvelopeGenerator.Web.Services
             documentModel = new(state);
             receiverModel = new(state);
             elementModel = new(state);
+            historyModel = new(state);
         }
 
         public EnvelopeResponse LoadEnvelope(string pEnvelopeKey)
@@ -85,5 +87,10 @@ namespace EnvelopeGenerator.Web.Services
             return documentModel.GetById(pDocumentId);
         }
 
+        public bool InsertHistoryEntry(EnvelopeHistoryEntry historyEntry)
+        {
+            return historyModel.Insert(historyEntry);
+        }
+
     }
 }