docs: rewrite README to describe ConceptSketch project (closes #4)

src/components/Graph.tsx

@@ -264,7 +264,12 @@ const Graph = forwardRef<GraphHandle, { setGraphPath: React.Dispatch<React.SetSt
       title: selectedNodeName,
       key: pathSegmentId,
       onClick: () => {
-        setGraphsPath(prev => prev.slice(0, prev.findIndex(p => p.key === pathSegmentId) + 1));
+        const index = graphsPath.findIndex(p => p.key === pathSegmentId);
+        setGraphsPath(prev => {
+          prev.splice(index + 1);
+
+          return [...prev];
+        });
         selectGraphId(pathSegmentId);
       }
     } as BreadcrumbItemType;

src/components/NodeRenameModal.tsx

@@ -1,7 +1,6 @@
 import { Input, Modal } from "antd";
 import { graphContext, type NodeContext } from "./Graph";
 import { useContext, useState } from "react";
-import { useGraphLayersTreeStore } from "../stores/TreeStore";
 
 export default function NodeRenameModal({
   nodeContext,
@@ -16,8 +15,7 @@ export default function NodeRenameModal({
     return;
   }
   const [nodeName, setSelectedNodeName] = useState(nodeContext.nodeName);
-  const graphContextValue = useContext(graphContext)!;
-  const renameTreeNode = useGraphLayersTreeStore(state => state.rename);
+  const graphContextValue = useContext(graphContext)!;        
 
   function renameNode() {
     const node = graphContextValue.graph.nodes.find(n => n.id === nodeContext.nodeId);
@@ -26,7 +24,6 @@ export default function NodeRenameModal({
     }
     node.label = nodeName;
     graphContextValue.setGraph(prev => ({ ...prev, nodes: graphContextValue.graph.nodes }));
-    renameTreeNode(nodeContext.nodeId, nodeName);
     openRenameModal(false);
   }
 

src/stores/TreeStore.tsx

@@ -10,7 +10,6 @@ export interface TreeStore {
   tree: TreeDataNode[];
   add: (childNode: NodeContext, parentNodeId: string | undefined) => void;
   remove: (nodeId: string) => void;
-  rename: (nodeId: string, newName: string) => void;
   reset: () => void;
 }
 
@@ -91,20 +90,6 @@ export const useGraphLayersTreeStore = create<TreeStore>()((set) => ({
       tree: createTree([...state.rootNodes], nodesFlatById)
     }
   }),
-  rename: (nodeId, newName) => set((state) => {
-    const node = state.nodesFlatById.get(nodeId);
-    if (!node) {
-      return state;
-    }
-    const nodesFlatById = new Map(state.nodesFlatById);
-    nodesFlatById.set(nodeId, { ...node, title: newName });
-    return {
-      ...state,
-      nodesFlatById,
-      rootNodes: [...state.rootNodes],
-      tree: createTree([...state.rootNodes], nodesFlatById),
-    };
-  }),
   reset: () => set({
     nodesFlatById: new Map<React.Key, TreeDataNode>(),
     parentIdByChildId: new Map<React.Key, string>(),