Adds a --local flag

[TAGraves]

This flag forces ABQ to use an ephemeral queue rather than a remote queue, even if a valid access token is configured.

[github-actions]

✅ Bigtest for ab7e7ba (run)

Benchmarks:

• RSpec: 7.58% overhead
  • RSpec time: 17.67 seconds
  • ABQ time: 19.01 seconds
• RSpec parallel, 10 runs: max 11.21% overhead
  • min 6.56% overhead
  • standard deviation: 1.19%
• Jest: 4.40% overhead
  • Jest time: 19.797 seconds
  • ABQ time: 20.668 seconds

Fuzz result sizes:

• PASSED

[github-actions]

✅ Bigtest for acc2aa3 (run)

Benchmarks:

• RSpec: 6.18% overhead
  • RSpec time: 17.65 seconds
  • ABQ time: 18.74 seconds
• RSpec parallel, 10 runs: max 11.78% overhead
  • min 6.01% overhead
  • standard deviation: 1.86%
• Jest: 3.94% overhead
  • Jest time: 19.775 seconds
  • ABQ time: 20.555 seconds

Fuzz result sizes:

• PASSED

[github-actions]

✅ Bigtest for 585f436 (run)

Benchmarks:

• RSpec: 5.69% overhead
  • RSpec time: 17.74 seconds
  • ABQ time: 18.75 seconds
• RSpec parallel, 10 runs: max 11.05% overhead
  • min 4.62% overhead
  • standard deviation: 2.22%
• Jest: 4.07% overhead
  • Jest time: 19.927 seconds
  • ABQ time: 20.738 seconds

Fuzz result sizes:

• PASSED