v0.7.71

What's Changed

Major performance improvements 🏎️

1. perf(mem): shared arc gRPC connection by @j-mendez in #2
2. perf(async): add async tendril concurrent handling for massive scans
3. perf(sync): add extremely fast ego tree walk
4. perf(io): add fragment handling ignore resources
5. perf(crawl): add shared arc

Full Changelog: https://github.com/a11ywatch/crawler/commits/v0.7.70