chore(skills): docs + ruff format for skill-management-console

Documents Skill Management in CLOUD_DEPLOYMENT.md (cloud-skill store,
per-host entitlement, incremental sync, local authoring/override,
inventory report, skills:admin scope) and applies ruff check/format to
all touched modules. All tasks complete; full non-integration suite
green (593 passed) and openspec validate --strict passes.

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

packages/cloud-platform/cloud/sdk/skill_api.py

@@ -8,6 +8,7 @@ Two routers:
     heartbeat/planner-decision) endpoints an agent uses to pull incremental
     skill deltas and report its local-skill inventory.
 """
+
 from __future__ import annotations
 
 import json
@@ -16,7 +17,12 @@ from uuid import uuid4
 
 from fastapi import APIRouter, HTTPException, Query, Request, status
 
-from cloud.auth import AuthProvider, HostAuthorizationError, Principal, SKILLS_ADMIN_SCOPE
+from cloud.auth import (
+    AuthProvider,
+    HostAuthorizationError,
+    Principal,
+    SKILLS_ADMIN_SCOPE,
+)
 from cloud.observability import current_correlation_id
 from cloud.skills import (
     CloudSkillConflictError,
@@ -86,7 +92,9 @@ def create_skill_management_router(
         authorize(request)
         skill = service.get_skill(skill_id)
         if skill is None:
-            raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Skill not found")
+            raise HTTPException(
+                status_code=status.HTTP_404_NOT_FOUND, detail="Skill not found"
+            )
         return _skill_response(skill)
 
     @router.post(
@@ -112,9 +120,13 @@ def create_skill_management_router(
                 now=utc_now(),
             )
         except CloudSkillValidationError as exc:
-            raise HTTPException(status_code=status.HTTP_422_UNPROCESSABLE_CONTENT, detail=str(exc)) from exc
+            raise HTTPException(
+                status_code=status.HTTP_422_UNPROCESSABLE_CONTENT, detail=str(exc)
+            ) from exc
         except CloudSkillConflictError as exc:
-            raise HTTPException(status_code=status.HTTP_409_CONFLICT, detail=str(exc)) from exc
+            raise HTTPException(
+                status_code=status.HTTP_409_CONFLICT, detail=str(exc)
+            ) from exc
         _audit(repository, principal, skill.id, "cloud_skill_create")
         return _skill_response(skill)
 
@@ -139,9 +151,13 @@ def create_skill_management_router(
                 now=utc_now(),
             )
         except CloudSkillValidationError as exc:
-            raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Skill not found") from exc
+            raise HTTPException(
+                status_code=status.HTTP_404_NOT_FOUND, detail="Skill not found"
+            ) from exc
         except CloudSkillConflictError as exc:
-            raise HTTPException(status_code=status.HTTP_409_CONFLICT, detail=str(exc)) from exc
+            raise HTTPException(
+                status_code=status.HTTP_409_CONFLICT, detail=str(exc)
+            ) from exc
         _audit(repository, principal, skill.id, "cloud_skill_update")
         return _skill_response(skill)
 
@@ -152,14 +168,18 @@ def create_skill_management_router(
         try:
             service.delete_skill(skill_id)
         except KeyError as exc:
-            raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Skill not found") from exc
+            raise HTTPException(
+                status_code=status.HTTP_404_NOT_FOUND, detail="Skill not found"
+            ) from exc
         _audit(repository, principal, skill_id, "cloud_skill_delete")
 
     @router.get(
         "/skills/{skill_id}/entitlements",
         response_model=CloudSkillEntitlementListResponse,
     )
-    def list_entitlements(skill_id: str, request: Request) -> CloudSkillEntitlementListResponse:
+    def list_entitlements(
+        skill_id: str, request: Request
+    ) -> CloudSkillEntitlementListResponse:
         authorize(request)
         return CloudSkillEntitlementListResponse(
             skill_id=skill_id,
@@ -176,7 +196,9 @@ def create_skill_management_router(
         try:
             service.grant_entitlement(skill_id, host_id, now=utc_now())
         except CloudSkillValidationError as exc:
-            raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=str(exc)) from exc
+            raise HTTPException(
+                status_code=status.HTTP_404_NOT_FOUND, detail=str(exc)
+            ) from exc
         _audit(repository, principal, skill_id, "cloud_skill_entitlement_grant")
 
     @router.delete(
@@ -193,7 +215,9 @@ def create_skill_management_router(
         "/hosts/{host_id}/skill-inventory",
         response_model=HostSkillInventoryResponse,
     )
-    def get_host_inventory(host_id: str, request: Request) -> HostSkillInventoryResponse:
+    def get_host_inventory(
+        host_id: str, request: Request
+    ) -> HostSkillInventoryResponse:
         authorize(request)
         entry = service.get_host_inventory(host_id)
         if entry is None:
@@ -231,7 +255,9 @@ def create_skill_host_router(
         try:
             principal.require_host(host_id)
         except HostAuthorizationError as exc:
-            raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail=str(exc)) from exc
+            raise HTTPException(
+                status_code=status.HTTP_403_FORBIDDEN, detail=str(exc)
+            ) from exc
 
     @router.get("/hosts/{host_id}/skills/sync", response_model=CloudSkillSyncResponse)
     def sync_skills(