feat(exam): add mark scheme editor

src/types/exam.types.ts

@@ -31,6 +31,42 @@ export interface CreateTemplatePayload {
   institute_id?: string;
 }
 
+export type MarkSchemeType = 'points' | 'levels' | 'parts' | 'checklist' | 'free';
+
+export interface MarkSchemePoint {
+  mark: number;
+  text: string;
+}
+
+export interface MarkSchemeLevel {
+  level: string;
+  min: number;
+  max: number;
+  descriptor: string;
+}
+
+export interface MarkSchemePart {
+  label: string;
+  marks: number;
+  guidance: string;
+}
+
+export interface MarkSchemeChecklistItem {
+  text: string;
+  marks: number;
+}
+
+export interface MarkScheme {
+  type?: MarkSchemeType;
+  points?: MarkSchemePoint[];
+  levels?: MarkSchemeLevel[];
+  parts?: MarkSchemePart[];
+  checklist?: MarkSchemeChecklistItem[];
+  text?: string;
+  notes?: string;
+  [key: string]: unknown;
+}
+
 /** Canvas children (used from S4-9 onward; defined here so the seam is complete). */
 export interface ExamQuestion {
   id: string;
@@ -41,9 +77,11 @@ export interface ExamQuestion {
   max_marks: number;
   answer_type: string | null;
   mcq_options: unknown | null;
-  mark_scheme: Record<string, unknown>;
+  mark_scheme: MarkScheme;
   is_container: boolean;
   spec_ref: string | null;
+  bounds?: Record<string, number> | null;
+  page?: number | null;
 }
 
 export interface ExamResponseArea {
@@ -52,8 +90,9 @@ export interface ExamResponseArea {
   template_id: string;
   page: number;
   bounds: Record<string, number>;
-  kind: 'response' | 'context';
+  kind: 'response' | 'context' | 'question_number' | 'mark_area' | 'reference' | 'furniture';
   response_form: string | null;
+  context_type?: string | null;
   source: 'manual' | 'ai';
   confirmed: boolean;
   confidence: number | null;
@@ -76,3 +115,28 @@ export interface ExamTemplateDetail extends ExamTemplate {
   response_areas: ExamResponseArea[];
   boundaries: ExamBoundary[];
 }
+
+export interface PatchQuestionPayload {
+  label?: string;
+  order?: number;
+  max_marks?: number;
+  answer_type?: 'written' | 'mcq' | 'short' | 'diagram' | null;
+  mcq_options?: unknown;
+  mark_scheme?: MarkScheme;
+  is_container?: boolean;
+  spec_ref?: string | null;
+}
+
+export interface SpecPoint {
+  uid?: string;
+  uuid_string?: string;
+  ref: string;
+  description: string;
+  spec_code: string;
+  exam_board_code?: string;
+}
+
+export interface Neo4jSyncResult {
+  status: string;
+  projection?: Record<string, unknown>;
+}