Configuration for external context providers (GitHub, GitLab, Jira, etc.).
Each provider can be enabled/disabled and configured with auth tokens.
Override individual tokens via env vars (GITHUB_TOKEN, GITLAB_TOKEN, etc.).
Legacy: Controls how dense/compact MCP tool output is formatted.
Superseded by CompressionLevel. Kept for backward compatibility with old config.toml files.
New setups use compression_level instead. See CompressionLevel::effective().
Legacy: Controls agent output verbosity level injected into MCP instructions.
Superseded by CompressionLevel. Kept for backward compatibility with old config.toml files.
New setups use compression_level instead. See CompressionLevel::effective().