v1.33.0.0 feat: /sync-gbrain memory-stage batch-import refactor (D1-D8) + F6/F9 + signal cleanup #1369

Job	Run time
build-image	3m 35s
evals (e2e-browse, test/skill-e2e-bws.test.ts, ubicloud-standard-8)	55s
evals (e2e-deploy, test/skill-e2e-deploy.test.ts)	1m 6s
evals (e2e-plan, test/skill-e2e-plan.test.ts)	1m 14s
evals (llm-judge, test/skill-llm-eval.test.ts)	1m 6s
evals (e2e-codex, test/codex-e2e.test.ts)	57s
evals (e2e-routing, test/skill-routing-e2e.test.ts)	1m 6s
evals (e2e-workflow, test/skill-e2e-workflow.test.ts)	1m 22s
evals (e2e-design, test/skill-e2e-design.test.ts)	1m 24s
evals (e2e-qa-workflow, test/skill-e2e-qa-workflow.test.ts)	1m 20s
evals (e2e-gemini, test/gemini-e2e.test.ts)	57s
evals (e2e-qa-bugs, test/skill-e2e-qa-bugs.test.ts)	1m 19s
evals (e2e-review, test/skill-e2e-review.test.ts)	1m 12s
report	10s
	17m 43s

Provide feedback