fix: resolve Docker build errors - JSX ternary, missing barrel export, missing ActivityLog component

src/lib/game/data/disciplines/index.ts

@@ -0,0 +1,20 @@
+// ─── Disciplines Barrel ───────────────────────────────────────────────────────
+// Aggregates all discipline definitions into a single ALL_DISCIPLINES array
+
+import { baseDisciplines } from './base';
+import { enchanterDisciplines } from './enchanter';
+import { fabricatorDisciplines } from './fabricator';
+import { invokerDisciplines } from './invoker';
+import type { DisciplineDefinition } from '../../types/disciplines';
+
+export const ALL_DISCIPLINES: DisciplineDefinition[] = [
+  ...baseDisciplines,
+  ...enchanterDisciplines,
+  ...fabricatorDisciplines,
+  ...invokerDisciplines,
+];
+
+export { baseDisciplines } from './base';
+export { enchanterDisciplines } from './enchanter';
+export { fabricatorDisciplines } from './fabricator';
+export { invokerDisciplines } from './invoker';