a very simple tree based data structure based on redis and speaks redis

• ping, returns a PONG.
• gen, generates a new unique id.
• append <parent>, appends a new node to the spefified parent and returns the newly added id.
• flatten <id>, returns all nested children for the specified id.
• tree <id>, return json string represents a nested tree for the specified id.
• mv <id> <dst>, moves the specified id to another parent dst.
• rm <id>, removes the specified id from the tree.
• parents <id>, returns a flate list of all parents.

you can connect it with any redis client

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