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Task: Implement a JavaScript HashMap with True Object Key Support

Task: Implement a JavaScript HashMap with True Object Key Support: a task in Terminal-Lego-15k (Harbor dataset). Implement a proper HashMap data structure in JavaScript that supports using objects as keys with correct behavior — unlike plain JavaScript objects ( {} ) which convert all keys to…

The task

Implement a proper HashMap data structure in JavaScript that supports using **objects as keys** with correct behavior — unlike plain JavaScript objects (`{}`) which convert all keys to strings via `.toString()`.

Part of PrimeIntellect/Terminal-Lego-15k.