feat(admin): enforce monitoring page permissions

alembic/versions/monitoring_audit_rbac.py

@@ -0,0 +1,56 @@
+"""补齐监控审计页面权限。
+
+Revision ID: monitoring_audit_rbac
+Revises: merge_signin_boost_main
+Create Date: 2026-07-22 00:00:00.000000
+"""
+from collections.abc import Sequence
+
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+from alembic import op
+
+revision: str = "monitoring_audit_rbac"
+down_revision: str | Sequence[str] | None = "merge_signin_boost_main"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+_JSON = sa.JSON().with_variant(postgresql.JSONB(), "postgresql")
+_PAGE = "analytics-health"
+
+
+def _role_table() -> sa.TableClause:
+    return sa.table(
+        "admin_role",
+        sa.column("name", sa.String),
+        sa.column("pages", _JSON),
+    )
+
+
+def upgrade() -> None:
+    role = _role_table()
+    conn = op.get_bind()
+    pages = conn.execute(
+        sa.select(role.c.pages).where(role.c.name == "tech")
+    ).scalar_one_or_none()
+    if pages is not None and _PAGE not in pages:
+        conn.execute(
+            role.update()
+            .where(role.c.name == "tech")
+            .values(pages=[*pages, _PAGE])
+        )
+
+
+def downgrade() -> None:
+    role = _role_table()
+    conn = op.get_bind()
+    pages = conn.execute(
+        sa.select(role.c.pages).where(role.c.name == "tech")
+    ).scalar_one_or_none()
+    if pages is not None and _PAGE in pages:
+        conn.execute(
+            role.update()
+            .where(role.c.name == "tech")
+            .values(pages=[page for page in pages if page != _PAGE])
+        )