add first commit

example/router/divide.py

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+import time
+
+from chongming_worker import rpc_method
+
+from ..models.pydantic import (
+    DivideGetResponse,
+    DivideGetRequest,
+)
+
+@rpc_method(
+    subject="example.divide",
+    method="GET",
+    summary="Divide two numbers",
+    response_model=DivideGetResponse,
+)
+async def divide(divide_get_request: DivideGetRequest) -> DivideGetResponse:
+    """除法运算：a / b（b 不能为 0）"""
+    if divide_get_request.b == 0:
+        return DivideGetResponse(
+            error="除数不能为零",
+            operation="divide",
+            result=0.0,
+            timestamp=time.time(),
+        )
+    return DivideGetResponse(
+        result=divide_get_request.a / divide_get_request.b,
+        operation="divide",
+        timestamp=time.time(),
+    )