Add hierarchical View policy administration

src/govoplan_policy/backend/manifest.py

@@ -136,6 +136,28 @@ manifest = ModuleManifest(
     ),
     route_factory=_route_factory,
     documentation=(
+        DocumentationTopic(
+            id="policy.view-governance-administration",
+            title="Govern View availability and actions",
+            summary="View policy limits which definitions and surfaces remain available and which View actions lower scopes may perform.",
+            body=(
+                "System, tenant, group, and user View policies form a restrictive hierarchy. Each scope may inherit, allow, or block viewing, selecting, assigning, editing, deriving, and workflow activation. Optional View-ID and surface-ID ceilings are intersected through the hierarchy, so a lower scope cannot restore an item excluded above it. Available, default, and required View assignments remain owned by Views; Policy supplies the action and catalogue ceiling and records provenance and malformed-policy diagnostics."
+            ),
+            layer="configured",
+            documentation_types=("admin", "user"),
+            audience=("system_admin", "tenant_admin", "policy_admin"),
+            related_modules=("views", "admin", "access"),
+            metadata={
+                "kind": "reference",
+                "help_contexts": [
+                    "policy.view-governance",
+                    "policy.admin.system-view-policy",
+                    "policy.admin.tenant-view-policy",
+                    "policy.admin.group-view-policy",
+                    "policy.admin.user-view-policy",
+                ],
+            },
+        ),
         DocumentationTopic(
             id="policy.effective-decisions-and-provenance",
             title="Understand effective policy decisions",
@@ -205,6 +227,34 @@ manifest = ModuleManifest(
         module_id="policy",
         package_name="@govoplan/policy-webui",
         view_surfaces=(
+            ViewSurface(
+                id="policy.admin.system-view-policy",
+                module_id="policy",
+                kind="section",
+                label="System View policy",
+                order=70,
+            ),
+            ViewSurface(
+                id="policy.admin.tenant-view-policy",
+                module_id="policy",
+                kind="section",
+                label="Tenant View policy",
+                order=70,
+            ),
+            ViewSurface(
+                id="policy.admin.group-view-policy",
+                module_id="policy",
+                kind="section",
+                label="Group View policy",
+                order=70,
+            ),
+            ViewSurface(
+                id="policy.admin.user-view-policy",
+                module_id="policy",
+                kind="section",
+                label="User View policy",
+                order=70,
+            ),
             ViewSurface(
                 id="policy.admin.system-retention",
                 module_id="policy",