added pymessenger package

requirements.txt

@@ -1,23 +1,6 @@
-annotated-types==0.6.0
-anyio==3.7.1
-certifi==2023.7.22
-charset-normalizer==3.3.1
-click==8.1.7
-fastapi==0.104.0
-h11==0.14.0
-httpcore==0.18.0
-httpx==0.25.0
-idna==3.4
-pydantic==2.4.2
-pydantic-core==2.10.1
-python-dotenv==1.0.0
-python-multipart==0.0.6
-PyYAML==6.0.1
-requests==2.31.0
 sarufi==0.1.9
-schema==0.7.5
-sniffio==1.3.0
-starlette==0.27.0
-urllib3==2.0.7
-uvicorn==0.23.2
+pymessenger==0.0.7.0
+fastapi==0.97.0
+python-dotenv==0.21.0
+uvicorn==0.22.0
 mangum==0.17.0