docs: update slipstream references to nightowlnerd/slipstream-rust

Merge pull request #25 from nightowlnerd/feat/retry-on-timeout

feat(scanner): add retry on timeout to reduce false negatives

Merge pull request #24 from nightowlnerd/feat/parallel-verify

feat(verify): add parallel verification with 10 workers

Merge pull request #23 from nightowlnerd/feat/threshold-flag

feat: add --threshold flag for configurable benchmark pass rate

Merge pull request #22 from nightowlnerd/refactor/main-architecture

chore: remove redundant comment

style: consistent bold green pipe-separated progress summaries

refactor: inline app.go, simplify Scan return, unexport helpers

refactor: make components self-contained with progress output

refactor: extract benchmark.go and progress.go from scanner.go

refactor(geodata): rename ranges.go, decouple functions, consistent CIDR naming

refactor(source): add IPSource interface, consolidate loadLines