feat: align templates with shared UI foundations

src/govoplan_templates/backend/manifest.py

@@ -18,6 +18,7 @@ from govoplan_core.core.modules import (
     ModuleManifest,
     NavItem,
     PermissionDefinition,
+    ProductAreaContribution,
     RoleTemplate,
 )
 from govoplan_core.core.provider_governance import declared_module_architecture
@@ -284,6 +285,17 @@ manifest = ModuleManifest(
                 order=75,
             ),
         ),
+        product_areas=(
+            ProductAreaContribution(
+                id="records-documents",
+                module_id=MODULE_ID,
+                label="i18n:govoplan-core.product_area.records_documents",
+                icon="folder",
+                description="i18n:govoplan-core.product_area.records_documents_description",
+                surface_ids=("templates.nav.templates", "templates.route.templates"),
+                order=30,
+            ),
+        ),
         view_surfaces=(
             ViewSurface(id="templates.page", module_id=MODULE_ID, kind="route", label="Templates", order=75),
             ViewSurface(id="templates.library", module_id=MODULE_ID, kind="section", label="Template library", order=10),