Implement EMBA Specialization Solver web app

Full React+TypeScript app with LP-based optimization engine,
drag-and-drop specialization ranking (with touch/arrow support),
course selection UI, results dashboard with decision tree, and
two optimization modes (maximize-count, priority-order).

app/src/data/specializations.ts

@@ -0,0 +1,18 @@
+import type { Specialization } from './types';
+
+export const SPECIALIZATIONS: Specialization[] = [
+  { id: 'BNK', name: 'Banking', abbreviation: 'BNK' },
+  { id: 'BRM', name: 'Brand Management', abbreviation: 'BRM', requiredCourseId: 'fall4-brand-strategy' },
+  { id: 'CRF', name: 'Corporate Finance', abbreviation: 'CRF' },
+  { id: 'EMT', name: 'Entertainment, Media, and Technology', abbreviation: 'EMT', requiredCourseId: 'sum3-entertainment-media' },
+  { id: 'ENT', name: 'Entrepreneurship and Innovation', abbreviation: 'ENT', requiredCourseId: 'spr4-foundations-entrepreneurship' },
+  { id: 'FIN', name: 'Finance', abbreviation: 'FIN' },
+  { id: 'FIM', name: 'Financial Instruments and Markets', abbreviation: 'FIM' },
+  { id: 'GLB', name: 'Global Business', abbreviation: 'GLB' },
+  { id: 'LCM', name: 'Leadership and Change Management', abbreviation: 'LCM' },
+  { id: 'MGT', name: 'Management', abbreviation: 'MGT' },
+  { id: 'MKT', name: 'Marketing', abbreviation: 'MKT' },
+  { id: 'MTO', name: 'Management of Technology and Operations', abbreviation: 'MTO' },
+  { id: 'SBI', name: 'Sustainable Business and Innovation', abbreviation: 'SBI', requiredCourseId: 'spr4-sustainability' },
+  { id: 'STR', name: 'Strategy', abbreviation: 'STR' },
+];