Restore JSX frontend with Login/Dashboard/Editor from 249d5fb, remove TS frontend, fix nginx port to 3001

frontend/src/types/cad.types.ts

@@ -1,75 +0,0 @@
-/**
- * Shared CAD type definitions — single source of truth.
- * Import from here instead of duplicating interfaces across services/components.
- */
-
-export interface CADLayer {
-  id: string;
-  name: string;
-  visible: boolean;
-  locked: boolean;
-  color?: string;
-  lineType?: string;
-  transparency?: number;
-  sortOrder?: number;
-}
-
-export interface CADProperties {
-  fill?: string;
-  stroke?: string;
-  strokeWidth?: number;
-  rotation?: number;
-  lineType?: 'solid' | 'dashed' | 'dotted';
-  radius?: number;
-  x1?: number;
-  y1?: number;
-  x2?: number;
-  y2?: number;
-  points?: Array<{ x: number; y: number }>;
-  text?: string;
-  fontSize?: number;
-  startAngle?: number;
-  endAngle?: number;
-  [key: string]: unknown;
-}
-
-export interface CADElement {
-  id: string;
-  type: string;
-  layerId: string;
-  x: number;
-  y: number;
-  width: number;
-  height: number;
-  properties: CADProperties;
-}
-
-export interface ExportData {
-  version: string;
-  exportedAt: number;
-  projectMeta: Record<string, unknown>;
-  layers: CADLayer[];
-  elements: CADElement[];
-}
-
-export interface ImportData {
-  version: string;
-  exportedAt: number;
-  projectMeta: Record<string, unknown>;
-  layers: CADLayer[];
-  elements: CADElement[];
-}
-
-export interface ExportOptions {
-  includeHiddenLayers?: boolean;
-  includeInvisibleElements?: boolean;
-  pageSize?: 'a4' | 'a3' | 'letter';
-  landscape?: boolean;
-}
-
-/** Unified return type for all export functions. */
-export interface ExportResult {
-  success: boolean;
-  data?: string;
-  error?: string;
-}