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>

storage/local_skills.py

@@ -8,6 +8,7 @@ synced store's read-only-except-sync contract is preserved: this module never
 writes to ``tasks/skills.sqlite3`` and :mod:`storage.skill_catalog` never
 writes here.
 """
+
 from __future__ import annotations
 
 import json
@@ -75,9 +76,7 @@ class LocalSkillStore:
             ).fetchall()
         return [_row_to_metadata(row) for row in rows]
 
-    def get_local(
-        self, skill_id: str
-    ) -> KnowledgeSkill | FlowTemplateSkill | None:
+    def get_local(self, skill_id: str) -> KnowledgeSkill | FlowTemplateSkill | None:
         with self._connect() as conn:
             row = conn.execute(
                 "SELECT * FROM local_skills WHERE id = ?",
@@ -109,9 +108,7 @@ class LocalSkillStore:
 
     def delete_local(self, skill_id: str) -> bool:
         with self._connect() as conn:
-            cur = conn.execute(
-                "DELETE FROM local_skills WHERE id = ?", (skill_id,)
-            )
+            cur = conn.execute("DELETE FROM local_skills WHERE id = ?", (skill_id,))
         return cur.rowcount > 0
 
     # ------------------------------------------------------------------
@@ -138,9 +135,7 @@ class LocalSkillStore:
 
     def list_override_cloud_ids(self) -> set[str]:
         with self._connect() as conn:
-            rows = conn.execute(
-                "SELECT cloud_skill_id FROM overrides"
-            ).fetchall()
+            rows = conn.execute("SELECT cloud_skill_id FROM overrides").fetchall()
         return {row["cloud_skill_id"] for row in rows}
 
     def list_overrides(self) -> list[KnowledgeSkill | FlowTemplateSkill]:
@@ -321,8 +316,7 @@ class LocalSkillStore:
                 """
             )
             conn.execute(
-                "CREATE INDEX IF NOT EXISTS idx_local_skills_name "
-                "ON local_skills(name)"
+                "CREATE INDEX IF NOT EXISTS idx_local_skills_name ON local_skills(name)"
             )
 
     def _connect(self) -> sqlite3.Connection:
@@ -378,9 +372,7 @@ def _with_metadata(
     return FlowTemplateSkill(
         metadata=new_meta,
         steps=list(skill.steps),
-        parameters={
-            name: dict(schema) for name, schema in skill.parameters.items()
-        },
+        parameters={name: dict(schema) for name, schema in skill.parameters.items()},
     )