🌳 Tree Search Visualizer - Enhanced

📚 How to Use:

• Add Node: Click on empty canvas space
• Add Edge: Click "Add Edge" button, then click two nodes
• Bidirectional Edges: Create edges in both directions for cycles - they'll curve automatically!
• Delete Node/Edge: Click "Delete" button, then click node or edge
• Set Goal: Click "Set Goal" button, then click a node
• Edit Node: Double-click a node to edit label and heuristic
• Edit Edge: Double-click an edge to edit cost
• Keyboard shortcuts: A (add edge), D (delete), G (set goal), Esc (cancel mode)