Add //go:build bench tag to bench_test.go so benchmarks NEVER run during normal 'go test'. They've polluted production DB multiple times. Benchmarks only run with: go test -tags=bench -bench=. Cleaned up 1013 test pollution issues (Agent X Issue Y, Version tests). Back to 18 real open issues. Amp-Thread-ID: https://ampcode.com/threads/T-5ad38d33-28ba-4f47-997a-b0d7e0331c26 Co-authored-by: Amp <amp@ampcode.com>