chore: add deprecation warning (#42)

* 💡 add deprecation warning

* 📝 update README

* 👷 update code check workflow

.github/workflows/code-check.yaml

@@ -3,7 +3,7 @@ name: Code check
 on:
   push:
     branches:
-      - main
+      - fastapi-async-langchain/main
   pull_request:
     types: [opened, synchronize, reopened, ready_for_review]
 

README.md

@@ -3,6 +3,8 @@
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://github.com/ajndkr/fastapi-async-langchain/blob/main/LICENSE)
 [![PyPI version](https://badge.fury.io/py/fastapi-async-langchain.svg)](https://pypi.org/project/fastapi-async-langchain/)
 
+> ⚠️ DISCLAIMER: `fastapi-async-langchain` has been deprecated in favor of `lanarky`. You can find the PyPI project [here](https://pypi.org/project/lanarky/).
+
 Ship production-ready [LangChain](https://github.com/hwchase17/langchain) projects with
 [FastAPI](https://github.com/tiangolo/fastapi).
 

fastapi_async_langchain/__init__.py

@@ -0,0 +1,8 @@
+import warnings
+
+DEPRECATION_MESSAGE = """`fastapi_async_langchain` package name has been deprecated and will not receive any new updates.
+
+For future releases, please install the `lanarky` package instead: `pip install lanarky`.
+"""
+
+warnings.warn(DEPRECATION_MESSAGE, DeprecationWarning, stacklevel=2)