Fix out of bounds error in recreateBindingPattern

[AlCalzone]

If the length of the array is 1, the first item is at index 0, not index 1.

[Copilot]

Pull Request Overview

This PR fixes an out-of-bounds error in the recreateBindingPattern function when the results slice has exactly one element.

• Corrects the index used for single-element results from 1 to 0
• Ensures the only element is returned instead of causing an OOB panic

Comments suppressed due to low confidence (1)

internal/transformers/declarations/transform.go:669

• Add a test case for recreateBindingPattern when results has exactly one element to verify it returns the correct node and avoids out-of-bounds access.

	if len(results) == 1 {

[jakebailey]

Seems obviously correct, but how did you find this? Is there a test case?

[AlCalzone]

I tried fixing the other issue I reported and caused a panic on a lot of tests.

[Andarist]

Is there a test case?

Yes, but one of them was actually hit. I'm fixing this in #1336