build: when running in dev mode, reload the poetry server whenever a … (

All-Hands-AI#1323)

* build: when running in dev mode, reload the poetry server whenever a file changes

* only reload for specific directories

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Co-authored-by: Jim Su <jimsu@protonmail.com>

Makefile

@@ -158,7 +158,7 @@ build-frontend:
 # Start backend
 start-backend:
 	@echo "$(YELLOW)Starting backend...$(RESET)"
-	@poetry run uvicorn opendevin.server.listen:app --port $(BACKEND_PORT)
+	@poetry run uvicorn opendevin.server.listen:app --port $(BACKEND_PORT) --reload --reload-dir opendevin --reload-dir agenthub --reload-dir evaluation
 
 # Start frontend
 start-frontend: