refactor: move drivers directory into mcontainer package

- Relocate goose driver to mcontainer/drivers/
- Update ConfigManager to dynamically scan for driver YAML files
- Add support for mc-driver.yaml instead of mai-driver.yaml
- Update Driver model to support init commands and other YAML fields
- Auto-discover drivers at runtime instead of hardcoding them
- Update documentation to reflect new directory structure

mcontainer/drivers/goose/README.md

@@ -0,0 +1,41 @@
+# Goose Driver for MC
+
+This driver provides a containerized environment for running [Goose](https://goose.ai).
+
+## Features
+
+- Pre-configured environment for Goose AI
+- Self-hosted instance integration
+- SSH access
+- Git repository integration
+- Langfuse logging support
+
+## Environment Variables
+
+| Variable | Description | Required |
+|----------|-------------|----------|
+| `LANGFUSE_INIT_PROJECT_PUBLIC_KEY` | Langfuse public key | No |
+| `LANGFUSE_INIT_PROJECT_SECRET_KEY` | Langfuse secret key | No |
+| `LANGFUSE_URL` | Langfuse API URL | No |
+| `MC_PROJECT_URL` | Project repository URL | No |
+| `MC_GIT_SSH_KEY` | SSH key for Git authentication | No |
+| `MC_GIT_TOKEN` | Token for Git authentication | No |
+
+## Build
+
+To build this driver:
+
+```bash
+cd drivers/goose
+docker build -t monadical/mc-goose:latest .
+```
+
+## Usage
+
+```bash
+# Create a new session with this driver
+mc session create --driver goose
+
+# Create with project repository
+mc session create --driver goose --project github.com/username/repo
+```