Bump firewall version to v0.27.1

[lpcox]

Summary

A new firewall release is available: v0.27.1

Key Changes

• fix(cli-proxy): resolve IPv4/IPv6 readiness probe mismatch on dual-stack hosts (chore: add assign-to-agent docs & update ai triage #4675) — fixes the recurring cli-proxy liveness probe failure (day 3+ production issue)
• feat: emit AI credits as OTEL span attributes (🔍 Agentic Workflow Audit Report - November 25, 2025 #4707) — awf.ai_credits and awf.ai_credits_total now emitted as numeric span attributes, closing the observability gap
• feat: persist redacted resolved config as audit artifact (Remove generateSafeOutputsPromptSection and wrap system prompts in XML tags #4719) — writes awf-resolved-config.json for post-run diagnostics
• fix: propagate config fields to all layers ([task] Refactor script loading to use registry pattern #4671)
• chore: recompile all workflows with latest gh-aw ([Schema Consistency] 🔍 Schema Consistency Check - Edge Case Compilation Testing (2025-11-25) #4714)
• fix: update workflow test SHA assertions after recompile (📊 Agentic Workflow Lock File Statistics - November 25, 2025 #4720)

Action Required

Update the firewall container image tag from 0.27.0 to 0.27.1 in:

• actions/setup/js/download_docker_images.cjs
• Any hardcoded version references

Release: https://github.com/github/gh-aw-firewall/releases/tag/v0.27.1