feat: add OpenAI model support

Adds support for OpenAI models, allowing users to leverage various OpenAI models directly from the application. This includes custom OpenAI models and OpenAI-specific configurations for seamless integration.

package.json

@@ -19,6 +19,7 @@
     "@headlessui/react": "^1.7.18",
     "@heroicons/react": "^2.1.1",
     "@langchain/community": "^0.0.41",
+    "@langchain/openai": "0.0.24",
     "@mantine/form": "^7.5.0",
     "@mantine/hooks": "^7.5.3",
     "@mozilla/readability": "^0.5.0",
@@ -39,6 +40,7 @@
     "lucide-react": "^0.350.0",
     "mammoth": "^1.7.2",
     "ml-distance": "^4.0.1",
+    "openai": "^4.65.0",
     "pdfjs-dist": "4.0.379",
     "property-information": "^6.4.1",
     "pubsub-js": "^1.9.4",