Struct ToolContext 

pub struct ToolContext {
    pub session_id: String,
    pub agent_id: String,
    pub iteration: u32,
    pub budget: Arc<IterationBudget>,
    pub memory: Arc<dyn MemoryStore>,
    pub config: Arc<AgentConfig>,
    pub approver: Arc<dyn CommandApprover>,
    pub sub_agent: Option<Arc<dyn SubAgentRunner>>,
    pub skill_permissions: Arc<RwLock<SkillPermissions>>,
    pub required_tools: Arc<RwLock<Vec<String>>>,
}

Fields

session_id: String

agent_id: String

iteration: u32

budget: Arc<IterationBudget>

memory: Arc<dyn MemoryStore>

config: Arc<AgentConfig>

approver: Arc<dyn CommandApprover>

sub_agent: Option<Arc<dyn SubAgentRunner>>

skill_permissions: Arc<RwLock<SkillPermissions>>

Accumulated permissions from all skills loaded this session via skill_view. Shared across all tool dispatches within the same agent turn.

required_tools: Arc<RwLock<Vec<String>>>

Tools required by skills loaded this session (via required_tools frontmatter). skill_view appends to this; the agent checks it at end-turn.