feat(agents): Phase 8.4-10.5 built-in plugins, bundled skills, coordinator

backend/app/schemas/agent.py

@@ -149,3 +149,73 @@ class AgentVisibilityVerifierOut(BaseModel):
     status: str | None = None
     summary: str | None = None
     evidence: list[dict[str, Any]] = Field(default_factory=list)
+
+
+class AgentVisibilityIsolationOut(BaseModel):
+    mode: str = "none"
+    isolation_id: str | None = None
+    workspace_path: str | None = None
+    parent_conversation_id: str | None = None
+    metadata: dict[str, Any] = Field(default_factory=dict)
+
+
+class AgentVisibilityCostOut(BaseModel):
+    input_tokens: int = 0
+    output_tokens: int = 0
+    total_tokens: int = 0
+    estimated_cost: float | None = None
+    budget_warning: bool = False
+    currency: str = "USD"
+
+
+class AgentVisibilityCostByAgentOut(BaseModel):
+    agent_id: str
+    input_tokens: int = 0
+    output_tokens: int = 0
+    total_tokens: int = 0
+    estimated_cost: float | None = None
+    budget_warning: bool = False
+
+
+class AgentVisibilityCostSummaryOut(BaseModel):
+    conversation_id: str
+    total: AgentVisibilityCostOut
+    thresholds: dict[str, float] = Field(default_factory=dict)
+    by_agent: list[AgentVisibilityCostByAgentOut] = Field(default_factory=list)
+
+
+class AgentVisibilityToolGovernanceItemOut(BaseModel):
+    capability_id: str
+    tool_name: str
+    permission_class: str
+    side_effect_scope: str
+    supports_retry: bool = False
+    idempotent: bool = False
+    safe_for_parallel_use: bool = False
+    requires_confirmation: bool = False
+    usage_count: int = 0
+    last_result_preview: str | None = None
+
+
+class AgentVisibilityToolGovernanceOut(BaseModel):
+    conversation_id: str
+    total_tools: int = 0
+    used_tools: int = 0
+    items: list[AgentVisibilityToolGovernanceItemOut] = Field(default_factory=list)
+    upgrade_candidates: list[str] = Field(default_factory=list)
+
+
+class AgentVisibilityRuntimeSummaryOut(BaseModel):
+    conversation_id: str
+    execution_mode: str | None = None
+    current_phase: str | None = None
+    current_checkpoint: str | None = None
+    phase_history: list[dict[str, Any]] = Field(default_factory=list)
+    checkpoint_history: list[dict[str, Any]] = Field(default_factory=list)
+    verifier: AgentVisibilityVerifierOut
+    isolation: AgentVisibilityIsolationOut
+    cost: AgentVisibilityCostOut
+    topology_node_count: int = 0
+    active_task_count: int = 0
+    completed_task_count: int = 0
+    recent_events: list[AgentVisibilityEventOut] = Field(default_factory=list)