Se correige el error de la importación de la API del modulo server pero surge un nuevo error.

app/server.py

@@ -29,7 +29,7 @@ from dotenv import load_dotenv
 
 load_dotenv()
 
-app = FastAPI()
+fa_app = FastAPI()
 llm = ChatOpenAI(
     model="gpt-4o-mini",
     temperature=0.9
@@ -119,20 +119,20 @@ graph = create_react_agent(
 )
 
 
-@app.get("/")
+@fa_app.get("/")
 async def redirect_root_to_docs():
     return RedirectResponse("/docs")
 
 
 # # Edit this to add the chain you want to add
 add_routes(
-    app,
+    fa_app,
     llm,
     path="/openai"
 )
 
 
-@app.post("/process_text")
+@fa_app.post("/process_text")
 async def process_text(request: Request):
     data = await request.json()
     user_input = data.get("text")
@@ -157,4 +157,4 @@ async def process_text(request: Request):
 if __name__ == "__main__":
     import uvicorn
 
-    uvicorn.run(app, host="0.0.0.0", port=8000)
+    uvicorn.run(fa_app, host="0.0.0.0", port=8000)

app/test/test_main.py

@@ -1,8 +1,8 @@
 #!/usr/bin/env python3
 from fastapi.testclient import TestClient
-from ..server import app
+from app.server import fa_app
 
-client = TestClient(app)
+client = TestClient(fa_app)
 
 
 def test_process_text(mocker):