优化

backend/pyproject.toml

@@ -5,16 +5,20 @@ description = "A backend project for dcalc, a calculator application."
 readme = "README.md"
 requires-python = ">=3.10"
 dependencies = [
-    "aiohttp>=3.13.3",
-    "fastapi[all]>=0.136.3",
+    "aiohttp>=3.14.3",
+    "fastapi[all]>=0.141.1",
     "fastmcp>=3.3.1",
-    "redis>=5.2.1",
-    "requests>=2.32.3",
-    "sqlalchemy>=2.0.38",
+    "pydantic>=2.13.4",
+    "pydantic-settings>=2.15.0",
+    "redis>=8.1.0",
+    "requests>=2.34.2",
+    "sqlalchemy>=2.0.52",
+    "uvicorn[standard]>=0.52.3",
 ]
 
 [dependency-groups]
 dev = [
+    "httpx2>=2.10.0",
     "pytest>=8.4.0",
     "ruff>=0.15.15",
 ]