chore: 添加pytest-cov到dev依赖，解决测试覆盖率命令错误

ProgrammerChengPei · ProgrammerChengPei · commit 8a5b6c9054ae · 2026-03-13T09:47:09.000+08:00
diff --git a/pyproject.toml b/pyproject.toml
@@ -42,7 +42,8 @@ dev = [
     "isort",
     "mypy",
     "bandit",
-    "pre-commit"
+    "pre-commit",
+    "pytest-cov"
 ]
 
 [project.entry-points.pytest11]
