.devcontainer/devcontainer.json

{
  "name": "Local Dev (Python)",
  "build": {
    "dockerfile": "Dockerfile",
    "context": "..",
    "args": {},
    "options": [
      "--progress=plain"
    ]
  },
  "workspaceFolder": "/workspaces/${localWorkspaceFolderBasename}",
  "customizations": {
    "vscode": {
      "extensions": [
        "ms-python.python",
        "ms-python.vscode-pylance"
      ],
      "settings": {
        "python.defaultInterpreterPath": "/opt/venv/bin/python",
        "python.terminal.activateEnvironment": true,
        "terminal.integrated.defaultProfile.linux": "bash"
      }
    }
  },
  "forwardPorts": [8000]
}