Add long-run mission status readback

[uesugitorachiyo]

Summary

• add optional long-run Mission dashboard fields to AO Command compact and JSON readback
• add a long-run dashboard fixture showing ready nodes and blocked final response
• retain node 14 evidence for the doubled AO Mission supervisor wave

Verification

• go test ./internal/cli -run 'TestMissionDashboardReadsCompactReadback|TestMissionDashboardCompactLongRunStatus' -count=1
• go test ./... -count=1
• go vet ./...
• go build ./cmd/ao-command
• scripts/production-readiness-audit.sh --repo uesugitorachiyo/ao-command --forge ../ao-forge --foundry ../ao-foundry --covenant ../ao-covenant --architecture ../ao-architecture --out tmp/ao-mission-doubled-wave-node-14-production-readiness-audit.json