fix: change AZD_SKIP_FIRST_RUN to opt-in (first-run experience off by default)#9260

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tg-msft with Copilot wants to merge 3 commits into

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copilot/fix-review-comment-3632532677

Commits on Jul 22, 2026

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Apply PR #9259 changes: change AZD_SKIP_FIRST_RUN to default to skip first-run experience

Copilot
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tg-msft
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Fix test setup: use t.Setenv+os.Unsetenv for consistent env var cleanup in unset test cases

Copilot
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tg-msft
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