Finalize Unified Type Migration and scaffold core logistics logic

- Completed the unified type system in ae_types.ts covering all 42 active Aether objects.
- Scaffolded missing core logic modules for Organization, EventTrack, and Sponsorship with standardized return types.
- Updated project roadmap in TODO.md to reflect mission completion on foundational type parity.

src/lib/ae_core/ae_core__organization.ts

@@ -0,0 +1,23 @@
+import { api } from '$lib/api/api';
+import type { ae_Organization } from '$lib/types/ae_types';
+
+/**
+ * Organization module logic
+ */
+
+export async function load_ae_obj_id__organization({
+    api_cfg,
+    organization_id,
+    log_lvl = 0
+}: {
+    api_cfg: any;
+    organization_id: string;
+    log_lvl?: number;
+}): Promise<ae_Organization | null> {
+    return await api.get_ae_obj_v3({
+        api_cfg,
+        obj_type: 'organization',
+        obj_id: organization_id,
+        log_lvl
+    });
+}