feat: simple test endpoint for v2 imports

wwwroot/api/test_agent_v2_simple.dspy

@@ -0,0 +1,17 @@
+# test_agent_v2_simple.dspy - Agent v2 无认证快速测试
+
+from pipeline_core.agent_config import AgentConfig, SDLC_DEFAULT_CONFIG, load_agent_config
+from pipeline_service.agent_loop_v2 import AgentExecutor
+
+# 快速验证导入
+cfg = await load_agent_config()
+result = {
+    "ok": True,
+    "max_turns": cfg.max_turns,
+    "tools_count": len(cfg.tools),
+    "compression_enabled": cfg.compression.enabled,
+    "memory_enabled": cfg.memory.enabled,
+    "skills_enabled": cfg.skills.enabled,
+}
+
+return json.dumps(result, ensure_ascii=False)