docs(access): describe DSAR capability

src/govoplan_access/backend/manifest.py

@@ -32,6 +32,7 @@ from govoplan_core.core.organizations import CAPABILITY_ORGANIZATION_DIRECTORY,
 from govoplan_core.core.module_guards import persistent_table_uninstall_guard
 from govoplan_core.core.provider_governance import declared_module_architecture
 from govoplan_core.core.modules import (
+    CapabilityDocumentation,
     DocumentationCondition,
     DocumentationLink,
     DocumentationTopic,
@@ -1225,6 +1226,16 @@ manifest = ModuleManifest(
         ACCESS_CONFIGURATION_CAPABILITY: _configuration_provider,
         ACCESS_DSAR_CAPABILITY: _dsar_provider,
     },
+    capability_documentation={
+        ACCESS_DSAR_CAPABILITY: CapabilityDocumentation(
+            label="Access data-subject request provider",
+            summary=(
+                "Exports exact account, membership, group, role, session, API-key "
+                "metadata, and attributable governance records without credential material."
+            ),
+            contract_version="0.1.0",
+        ),
+    },
     documentation=ACCESS_DOCUMENTATION,
     architecture=declared_module_architecture(
         layer="institutional_foundation",