feat: standardize OrderBy types and fix data model mismatches

- Update ae_types.ts with joined fields for deep layout loading
- Fix OrderBy vs OrderBy[] type mismatch in API v2/v3 and generic CRUD
- Apply 'as const' to order_by_li defaults in core/event libraries
- Resolve type errors in reports_presenters and reports_files Svelte components

src/lib/ae_events/ae_events__event_session.ts

@@ -187,7 +187,7 @@ export async function load_ae_obj_li__event_session({
         name: 'ASC',
         updated_on: 'DESC',
         created_on: 'DESC'
-    },
+    } as const,
     params = {},
     try_cache = true,
     log_lvl = 0
@@ -608,7 +608,7 @@ export async function qry__event_session({
         name: 'ASC',
         updated_on: 'DESC',
         created_on: 'DESC'
-    },
+    } as const,
     params = {},
     try_cache = true,
     log_lvl = 0
@@ -797,7 +797,7 @@ export async function search__event_session({
         name: 'ASC',
         updated_on: 'DESC',
         created_on: 'DESC'
-    },
+    } as const,
     params = {},
     try_cache = true,
     log_lvl = 0