Feature/lab3#2

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rikire wants to merge 10 commits into

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Commits on Jun 9, 2026

docs: upstream moved while you worked
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Commits on Jun 16, 2026

ci(lab3): add PR-gate (vet + test + lint)
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test(lab3): deliberately break round-trip assertion to prove the gate
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test(lab3): restore round-trip assertion — gate proven, back to green
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docs(lab3): Task 1 submission — gate description, design answers, evidence
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ci(lab3): cache the Go build cache (Task 2 measurement: cache on)
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ci(lab3): add Go 1.23/1.24 matrix and path filters (Task 2)
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docs(lab3): Task 2 submission — cache, matrix, path filter, timings, answers f-h
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ci(lab3): bonus perf pass — drop net-negative cache, -buildvcs=false, concurrency
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docs(lab3): bonus — perf profile, before/after table, bottleneck analysis
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