CrewAI vs LangGraph: Çoklu Ajan (Multi-Agent) Mimarileri Nasıl Kurulur?

from typing import TypedDict, Annotated, Sequence
import operator
from langgraph.graph import StateGraph, END

class AgentState(TypedDict):
    input_task: str
    draft_code: str
    review_feedback: str
    is_approved: bool

def coder_node(state: AgentState) -> AgentState:
    # Kod yazan ajan mantığı...
    return {"draft_code": "def solution(): return True"}

def reviewer_node(state: AgentState) -> AgentState:
    # Kodu denetleyen ajan mantığı...
    has_bugs = False
    return {
        "review_feedback": "Kod standartlara uygun." if not has_bugs else "Hatalar var.",
        "is_approved": not has_bugs
    }

def should_continue(state: AgentState) -> str:
    return END if state.get("is_approved") else "coder"

# Graf oluşturma
workflow = StateGraph(AgentState)
workflow.add_node("coder", coder_node)
workflow.add_node("reviewer", reviewer_node)
workflow.set_entry_point("coder")
workflow.add_edge("coder", "reviewer")
workflow.add_conditional_edges("reviewer", should_continue, {"coder": "coder", END: END})

app = workflow.compile()