fix(dependencies): update paramiko to version 4.0.0 and ruff to 0.15.12

Author: Akagi201

pyproject.toml

@@ -17,7 +17,7 @@ classifiers = [
     "Programming Language :: Python :: 3.13",
     "Topic :: System :: Systems Administration",
 ]
-dependencies = ["paramiko>=3.0.0"]
+dependencies = ["paramiko>=4.0.0", "pydantic>=2.13.3"]
 
 [project.urls]
 Homepage = "https://github.com/longcipher/shellflow"
@@ -42,7 +42,7 @@ dev = [
     "pytest-cov>=7.1.0",
     "pytest-asyncio>=1.3.0",
     "pytest-benchmark>=5.2.3",
-    "ruff>=0.15.8",
+    "ruff>=0.15.12",
     "ty>=0.0.32",
     "behave>=1.3.3",
     "hypothesis>=6.152.2",