Leaf Node Mind

Leaf Node Mind is a manual utility tool for organizing information into hierarchical structures. This application provides features for creating nodes, sub-tasks, and tracking completion progress.

Features:
* Knowledge Nodes: Create individual entries to represent topics or concepts in a list format.
* Node Checklists: Add sub-tasks to any existing node to create a multi-level list of information.
* Progress Tracking: Toggle the completion status of each node and sub-task to update progress records.
* Data Statistics: View numerical summaries of the total number of nodes, completed items, and total sub-tasks.
* Maturity Indicator: View a progress bar calculated based on the percentage of completed nodes relative to the total number of nodes.
* Offline operation: All information is processed and saved locally on the device without external data transfer.