Running AI coding agents like Claude Code with permission prompts disabled poses security risks from prompt injection attacks. DevContainers provide a solution by isolating AI agents in Docker containers, allowing autonomous operation without endangering the host system. The guide demonstrates setting up a DevContainer with Flutter support, installing necessary extensions in VSCode/Cursor, and configuring Claude Code to run with the --dangerously-skip-permissions flag safely. The containerized environment handles code generation, terminal commands, and version control, while the host machine manages UI testing and debugging. This workflow shifts developers from supervising every AI action to defining tasks and reviewing results.
Table of contents
Why Containers WorkPrerequisites: Install DockerStep 1: Install the Dev Containers ExtensionStep 2: Add the DevContainer ConfigurationStep 3: Open the Project in the ContainerStep 4: Set Up Claude Code in the ContainerStep 5: Run Claude Code Without Permission PromptsStep 6: Flutter SupportContainer vs Host: When to Use EachBonus: Run Claude Code from a Standalone TerminalBonus: Useful aliasesConclusionSort: