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Task: Demonstrate MongoDB's $unwind Operator

Task: Demonstrate MongoDB's $unwind Operator: a task in Terminal-Lego-15k (Harbor dataset). Write a MongoDB script that demonstrates the $unwind aggregation operator by creating a collection of articles (where each article has an array of tags), and then using the aggregation pipeline with…

The task

Write a MongoDB script that demonstrates the `$unwind` aggregation operator by creating a collection of articles (where each article has an array of tags), and then using the aggregation pipeline with `$project` and `$unwind` to flatten the tags array so that each document in the output contains a single tag value.

Part of PrimeIntellect/Terminal-Lego-15k.