feat: Add evaluation hooks, skill adaptation and team pipeline config

- Add EvaluationHook for post-execution agent evaluation
- Add SkillAdaptationHook for dynamic skill adaptation
- Add team/ directory with team coordination logic
- Add TEAM_PIPELINE.yaml for smoke_fullstack pipeline config
- Update RuntimeView, TraderView and RuntimeSettingsPanel UI
- Add runtimeApi and websocket services
- Add runtime_state.json to smoke_fullstack state

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend/api/agents.py

@@ -4,15 +4,20 @@ Agent API Routes
 
 Provides REST API endpoints for agent management within workspaces.
 """
-from typing import Any, Dict, List, Optional
+import logging
+import os
+import tempfile
 from pathlib import Path
+from typing import Any, Dict, List, Optional
 
-from fastapi import APIRouter, HTTPException, Depends, Body
+from fastapi import APIRouter, HTTPException, Depends, Body, UploadFile, File, Form
 from pydantic import BaseModel, Field
 
 from backend.agents import AgentFactory, WorkspaceManager, get_registry
 from backend.agents.skills_manager import SkillsManager
 
+logger = logging.getLogger(__name__)
+
 router = APIRouter(prefix="/api/workspaces/{workspace_id}/agents", tags=["agents"])
 
 
@@ -35,6 +40,13 @@ class UpdateAgentRequest(BaseModel):
     disabled_skills: Optional[List[str]] = None
 
 
+class InstallExternalSkillRequest(BaseModel):
+    """Request to install an external skill for one agent."""
+    source: str = Field(..., description="Directory path, zip path, or http(s) zip URL")
+    name: Optional[str] = Field(None, description="Optional override skill name")
+    activate: bool = Field(True, description="Whether to enable skill immediately")
+
+
 class AgentResponse(BaseModel):
     """Agent information response."""
     agent_id: str
@@ -344,6 +356,86 @@ async def disable_skill(
     }
 
 
+@router.post("/{agent_id}/skills/install")
+async def install_external_skill(
+    workspace_id: str,
+    agent_id: str,
+    request: InstallExternalSkillRequest,
+    registry=Depends(get_registry),
+):
+    """Install an external skill into one agent's local skills."""
+    agent_info = registry.get(agent_id)
+    if not agent_info or agent_info.workspace_id != workspace_id:
+        raise HTTPException(status_code=404, detail=f"Agent '{agent_id}' not found")
+
+    skills_manager = SkillsManager()
+    try:
+        result = skills_manager.install_external_skill_for_agent(
+            config_name=workspace_id,
+            agent_id=agent_id,
+            source=request.source,
+            skill_name=request.name,
+            activate=request.activate,
+        )
+    except (FileNotFoundError, ValueError) as exc:
+        raise HTTPException(status_code=400, detail=str(exc))
+
+    return {
+        "message": f"Installed external skill '{result['skill_name']}' for '{agent_id}'",
+        **result,
+    }
+
+
+@router.post("/{agent_id}/skills/upload")
+async def upload_external_skill(
+    workspace_id: str,
+    agent_id: str,
+    file: UploadFile = File(...),
+    name: Optional[str] = Form(None),
+    activate: bool = Form(True),
+    registry=Depends(get_registry),
+):
+    """Upload a zip skill package from frontend and install for one agent."""
+    agent_info = registry.get(agent_id)
+    if not agent_info or agent_info.workspace_id != workspace_id:
+        raise HTTPException(status_code=404, detail=f"Agent '{agent_id}' not found")
+
+    original_name = (file.filename or "").strip()
+    if not original_name.lower().endswith(".zip"):
+        raise HTTPException(status_code=400, detail="Uploaded file must be a .zip archive")
+
+    suffix = Path(original_name).suffix or ".zip"
+    temp_path: Optional[str] = None
+    try:
+        with tempfile.NamedTemporaryFile(delete=False, suffix=suffix) as tmp:
+            temp_path = tmp.name
+            content = await file.read()
+            tmp.write(content)
+
+        skills_manager = SkillsManager()
+        result = skills_manager.install_external_skill_for_agent(
+            config_name=workspace_id,
+            agent_id=agent_id,
+            source=temp_path,
+            skill_name=name,
+            activate=activate,
+        )
+    except (FileNotFoundError, ValueError) as exc:
+        raise HTTPException(status_code=400, detail=str(exc))
+    finally:
+        try:
+            await file.close()
+        except Exception as e:
+            logger.warning(f"Failed to close uploaded file: {e}")
+        if temp_path and os.path.exists(temp_path):
+            os.remove(temp_path)
+
+    return {
+        "message": f"Uploaded and installed external skill '{result['skill_name']}' for '{agent_id}'",
+        **result,
+    }
+
+
 @router.get("/{agent_id}/files/{filename}", response_model=AgentFileResponse)
 async def get_agent_file(
     workspace_id: str,