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Create a copy of baseRes for each request instead of modifying the shared variable. The data race occurred when multiple concurrent requests modified res.Uptime simultaneously. All tests pass with race detection enabled.
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Issue
Data race in when multiple concurrent requests modify shared field.
Fix
Verification
✓ All tests pass with race detection (go test -shuffle=on -race -coverprofile=coverage.txt ./...
ok github.com/raeperd/kickstart.go 1.255s coverage: 80.0% of statements)
✓ Coverage: 80.0%