change python:3.10 to python:3.12 for docker image

app/config.py

@@ -68,7 +68,7 @@ class SandboxSettings(BaseModel):
     """Configuration for the execution sandbox"""
 
     use_sandbox: bool = Field(False, description="Whether to use the sandbox")
-    image: str = Field("python:3.10-slim", description="Base image")
+    image: str = Field("python:3.12-slim", description="Base image")
     work_dir: str = Field("/workspace", description="Container working directory")
     memory_limit: str = Field("512m", description="Memory limit")
     cpu_limit: float = Field(1.0, description="CPU limit")

tests/sandbox/test_client.py

@@ -30,7 +30,7 @@ def temp_dir() -> Path:
 async def test_sandbox_creation(local_client: LocalSandboxClient):
     """Tests sandbox creation with specific configuration."""
     config = SandboxSettings(
-        image="python:3.10-slim",
+        image="python:3.12-slim",
         work_dir="/workspace",
         memory_limit="512m",
         cpu_limit=0.5,

tests/sandbox/test_docker_terminal.py

@@ -17,7 +17,7 @@ def docker_client():
 async def docker_container(docker_client):
     """Fixture providing a test Docker container."""
     container = docker_client.containers.run(
-        "python:3.10-slim",
+        "python:3.12-slim",
         "tail -f /dev/null",
         name="test_container",
         detach=True,

tests/sandbox/test_sandbox.py

@@ -8,7 +8,7 @@ from app.sandbox.core.sandbox import DockerSandbox, SandboxSettings
 def sandbox_config():
     """Creates sandbox configuration for testing."""
     return SandboxSettings(
-        image="python:3.10-slim",
+        image="python:3.12-slim",
         work_dir="/workspace",
         memory_limit="1g",
         cpu_limit=0.5,