Run the enforced Axint Apple build loop outside the Xcode UI. Use: use for the complete proof loop; use swift.validate, cloud.check, or fix-packet when only one stage is needed. Inputs: integration=minimal enforces local advisory no-fix behavior; background returns a job id; outputDir controls artifacts. Effects: starts child processes, writes .axint/run artifacts, may run xcodebuild/tests, and may call Cloud Check.
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