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backend/app/api/capabilities/get_capability.py

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+from __future__ import annotations
+
+from uuid import UUID
+
+from fastapi import APIRouter, Depends, HTTPException, Request
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.api.capabilities.dependencies import get_capability_or_404
+from app.core.database.session import get_session
+from app.models import User
+from app.schemas.capability_sch import CapabilityResponse
+from app.utils.business_logger import log_business_event
+from app.utils.token_manager import get_current_user
+
+
+router = APIRouter(tags=["Capabilities"])
+
+
+@router.get("/{capability_id}", response_model=CapabilityResponse)
+async def get_capability(
+    capability_id: UUID,
+    request: Request,
+    session: AsyncSession = Depends(get_session),
+    current_user: User = Depends(get_current_user),
+):
+    trace_id = getattr(request.state, "traceId", None)
+    try:
+        capability = await get_capability_or_404(session, capability_id, current_user)
+    except HTTPException:
+        log_business_event(
+            "capability_fetch_rejected",
+            trace_id=trace_id,
+            user_id=str(current_user.id),
+            capability_id=str(capability_id),
+            reason="capability_not_found_or_forbidden",
+        )
+        raise
+
+    log_business_event(
+        "capability_fetched",
+        trace_id=trace_id,
+        user_id=str(current_user.id),
+        capability_id=str(capability.id),
+        capability_type=capability.type.value if hasattr(capability.type, "value") else str(capability.type),
+    )
+    return capability