Shivam Mittal

## Description fixes `BaseXCom.get_all()` to return an empty list instead of `None` when no XCom values are found, ensuring the implementation matches the documented behavior. the `BaseXCom.get_all()` method's docstring explicitly...

Fix node identity mismatch by normalizing host and IP

2

This pull request fixes a critical bug in OpenCost where node identity mismatches caused missing pricing data and fragmented asset tracking. It introduces a normalization function that maps all node...

[Docs] Fix inconsistent mathematical notation in Hadamard Gate section

2

### Description The Hadamard gate section uses plain text formatting for mathematical expressions, while all other gates in the document use proper LaTeX math blocks (`\[ ... \]`). This creates...

[Bug] draw() API returns None instead of circuit visualization object

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`QuMat.draw()` says it returns a circuit visualization, but all backends just print the circuit and return `None`. So `viz = qumat.draw()` always gives you `None`. ### Steps to Reproduce 1....