统一前后端时间时区请求

cli/tests/unit/test_tjwater_cli.py

@@ -313,8 +313,7 @@ def test_simulation_run_translates_rfc3339(monkeypatch):
     assert result.exit_code == 0
     assert captured["json"] == {
         "name": "demo",
-        "simulation_date": "2025-01-02",
-        "start_time": "03:04:05+08:00",
+        "start_time": "2025-01-02T03:04:05+08:00",
         "duration": 30,
     }
     assert "tjwater-cli data timeseries realtime links" in result.stdout

cli/tjwater_cli/commands_analysis.py

@@ -45,8 +45,7 @@ def simulation_run(
     end_time = (parsed + timedelta(minutes=duration)).isoformat()
     body = {
         "name": network,
-        "simulation_date": parsed.date().isoformat(),
-        "start_time": parsed.timetz().replace(microsecond=0).isoformat(),
+        "start_time": parsed.replace(microsecond=0).isoformat(),
         "duration": duration,
     }
     emit_api(

cli/tjwater_cli/registry.py

@@ -102,7 +102,7 @@ COMMAND_DOCS: dict[tuple[str, ...], CommandDoc] = {
     ("simulation", "run"): CommandDoc(
         path=("simulation", "run"),
         summary="触发指定绝对时间的模拟运行",
-        description="把 RFC3339 start-time 拆成 simulation_date 与 start_time 后调用 /runsimulationmanuallybydate/；接口本身只负责触发运行，结果需后续通过 data timeseries 在对应时间段查询。",
+        description="把显式带时区的 RFC3339 start-time 直接传给 /runsimulationmanuallybydate/；服务端按带时区时间处理并统一按 UTC 存储结果，实时数据需后续通过 data timeseries 在对应时间段查询。",
         options=(
             CommandOptionDoc("start-time", "显式带时区的开始时间", required=True),
             CommandOptionDoc("duration", "持续分钟数", required=True),