Add bb8-faktory connection pool

[fvaleye]

Summary

Add a new bb8-faktory crate for Faktory work server connection pooling

Features

• Implement FaktoryConnectionManager with bb8::ManageConnection trait
• Support optional TLS via native-tls and rustls features

[codecov]

Codecov Report

❌ Patch coverage is 0% with 70 lines in your changes missing coverage. Please review.
✅ Project coverage is 69.64%. Comparing base (b6977c3) to head (9bd7b53).

Files with missing lines	Patch %	Lines
faktory/src/lib.rs	0.00%	70 Missing ⚠️

❗ There is a different number of reports uploaded between BASE (b6977c3) and HEAD (9bd7b53). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (b6977c3)	HEAD (9bd7b53)
	2	1

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #281      +/-   ##
==========================================
- Coverage   76.94%   69.64%   -7.30%     
==========================================
  Files           6        7       +1     
  Lines         668      738      +70     
==========================================
  Hits          514      514              
- Misses        154      224      +70     

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[djc]

I'm not going to maintain this. Feel free to publish your crate under this name and I'm happy to review a PR adding a link to the README.