Added PowerPoint templates to the Slide Assistant (#1055)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/packages.lock.json

@@ -14,6 +14,15 @@
           "MudBlazor": "8.0.0"
         }
       },
+      "DocumentFormat.OpenXml": {
+        "type": "Direct",
+        "requested": "[3.5.1, )",
+        "resolved": "3.5.1",
+        "contentHash": "zxdOf5VVCe/uNklbRhj8dVBzQGj3DoqkUuqOp9cAZVuN8mNYDjof1lvSQA2OQNr8Ptc9d7pbA7Azq/ReaI3FpA==",
+        "dependencies": {
+          "DocumentFormat.OpenXml.Framework": "3.5.1"
+        }
+      },
       "HtmlAgilityPack": {
         "type": "Direct",
         "requested": "[1.12.4, )",
@@ -140,6 +149,14 @@
         "resolved": "3.2.449",
         "contentHash": "uA9sYDy4VepL3xwzBTLcP2LyuVYMt0ZIT3gaSiXvGoX15Ob+rOP+hGydhevlSVd+rFo+Y+VQFEHDuWU8HBW+XA=="
       },
+      "DocumentFormat.OpenXml.Framework": {
+        "type": "Transitive",
+        "resolved": "3.5.1",
+        "contentHash": "U5txtc3ORno73xQx9Lf2gWzfaSZnZwKHfLkTAslhlew9lxe5XbUiCt0dY1fHeAf8yRqszUAe5i/+xLC9R/Xfsw==",
+        "dependencies": {
+          "System.IO.Packaging": "8.0.1"
+        }
+      },
       "LuaCSharp.Annotations": {
         "type": "Transitive",
         "resolved": "0.5.7",
@@ -403,6 +420,11 @@
         "resolved": "10.0.13",
         "contentHash": "uwKFGyJaUQ8xsf+wddv512+UIU1O4reOveom3y0gpQr86P1ReAKcQa/UdOZtg1etTIHgb01/grXp00tgeGBxqA=="
       },
+      "System.IO.Packaging": {
+        "type": "Transitive",
+        "resolved": "8.0.1",
+        "contentHash": "KYkIOAvPexQOLDxPO2g0BVoWInnQhPpkFzRqvNrNrMhVT6kqhVr0zEb6KCHlptLFukxnZrjuMVAnxK7pOGUYrw=="
+      },
       "System.Text.Json": {
         "type": "Transitive",
         "resolved": "9.0.21",