chore: setup monorepo using preconstruct

packages/core/src/index.ts

@@ -0,0 +1,46 @@
+import ReactFlow from './container/ReactFlow';
+
+export default ReactFlow;
+
+export { default as Handle } from './components/Handle';
+export { default as EdgeText } from './components/Edges/EdgeText';
+export { default as StraightEdge } from './components/Edges/StraightEdge';
+export { default as StepEdge } from './components/Edges/StepEdge';
+export {
+  default as BezierEdge,
+  getBezierPath,
+  getBezierCenter as getBezierEdgeCenter,
+} from './components/Edges/BezierEdge';
+export {
+  default as SimpleBezierEdge,
+  getSimpleBezierPath,
+  getSimpleBezierCenter as getSimpleBezierEdgeCenter,
+} from './components/Edges/SimpleBezierEdge';
+export { default as SmoothStepEdge, getSmoothStepPath } from './components/Edges/SmoothStepEdge';
+export * from './additional-components';
+
+export { internalsSymbol } from './utils';
+export {
+  isNode,
+  isEdge,
+  addEdge,
+  getOutgoers,
+  getIncomers,
+  getConnectedEdges,
+  updateEdge,
+  getTransformForBounds,
+  getRectOfNodes,
+} from './utils/graph';
+export { applyNodeChanges, applyEdgeChanges } from './utils/changes';
+export { getMarkerEnd, getCenter as getEdgeCenter } from './components/Edges/utils';
+
+export { default as useReactFlow } from './hooks/useReactFlow';
+export { default as useUpdateNodeInternals } from './hooks/useUpdateNodeInternals';
+export { default as useNodes } from './hooks/useNodes';
+export { default as useEdges } from './hooks/useEdges';
+export { default as useViewport } from './hooks/useViewport';
+export { default as useKeyPress } from './hooks/useKeyPress';
+export * from './hooks/useNodesEdgesState';
+export { useStore, useStoreApi } from './store';
+
+export * from './types';