feat(config): add missing dictionary item CRUD, setting delete, and numbering delete routes

- Dictionary items: POST/PUT/DELETE endpoints under /config/dictionaries/{dict_id}/items
- Settings: DELETE /config/settings/{key}
- Numbering rules: DELETE /config/numbering-rules/{id}
- Fix workflow Entities: add deleted_at and version_field to process_definition,
  add standard fields to token and process_variable entities
- Update seed data for expanded permissions

crates/erp-config/src/module.rs

@@ -44,6 +44,15 @@ impl ConfigModule {
                 "/config/dictionaries/items",
                 get(dictionary_handler::list_items_by_code),
             )
+            .route(
+                "/config/dictionaries/{dict_id}/items",
+                post(dictionary_handler::create_item),
+            )
+            .route(
+                "/config/dictionaries/{dict_id}/items/{item_id}",
+                put(dictionary_handler::update_item)
+                    .delete(dictionary_handler::delete_item),
+            )
             // Menu routes
             .route(
                 "/config/menus",
@@ -52,7 +61,9 @@ impl ConfigModule {
             // Setting routes
             .route(
                 "/config/settings/{key}",
-                get(setting_handler::get_setting).put(setting_handler::update_setting),
+                get(setting_handler::get_setting)
+                    .put(setting_handler::update_setting)
+                    .delete(setting_handler::delete_setting),
             )
             // Numbering rule routes
             .route(
@@ -62,7 +73,8 @@ impl ConfigModule {
             )
             .route(
                 "/config/numbering-rules/{id}",
-                put(numbering_handler::update_numbering_rule),
+                put(numbering_handler::update_numbering_rule)
+                    .delete(numbering_handler::delete_numbering_rule),
             )
             .route(
                 "/config/numbering-rules/{id}/generate",