step 8 complete: REST + WebSocket API routes for chat, plans, storage, vectors, backup, plugins, billing

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

app/api/routes/plans.py

@@ -0,0 +1,37 @@
+"""Plans routes: GET /plans/playbook and GET /plans/playbook/{plan_id}."""
+
+from __future__ import annotations
+
+from fastapi import APIRouter, Depends, HTTPException, status
+
+from app.api.deps import get_current_user
+from app.core.execution_plan import plan_cache
+from app.schemas import ExecutionPlan, UserProfile
+
+router = APIRouter(prefix="/plans", tags=["plans"])
+
+
+@router.get("/playbook", response_model=list[ExecutionPlan])
+async def list_playbooks(
+    current_user: UserProfile = Depends(get_current_user),
+) -> list[ExecutionPlan]:
+    """Return all cached execution plan playbooks for the authenticated user.
+
+    TODO(Step11): filter by tier — power+ plans gated behind batch_builder feature.
+    """
+    return plan_cache.get_all_playbooks()
+
+
+@router.get("/playbook/{plan_id}", response_model=ExecutionPlan)
+async def get_playbook(
+    plan_id: str,
+    current_user: UserProfile = Depends(get_current_user),
+) -> ExecutionPlan:
+    """Return a specific execution plan playbook by ID."""
+    plan = plan_cache.get_plan(plan_id)
+    if plan is None:
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail=f"Plan not found: {plan_id}",
+        )
+    return plan