docs(ticket-074): close SubLLM routing

[tom-sapletta-com]

Summary

• record exact-head Koru and independent Validator/GLM-5.2 approval
• record protected implementation merge and successful post-merge CI
• transition ticket-074 to DONE / DONE

Verification

• ./project/governance-check.sh
• git diff --check

Implementation PR: #88

[ifuri-validator-agent]

Deterministic Validator approval for exact head c3273e2b50ab9f27d3a6dbd42619e1b1c969c302.

Ticket: ticket-074
Correlation ID: todo2code-pr-89-close-c3273e2b50ab
Model: openrouter/z-ai/glm-5.2
Reviewed diff chunks: 1
Advisory LLM verdict: APPROVE
Advisory summary: Reviewed all 1 diff chunk(s). Documentation-only updates transitioning ticket-074 from IN_PROGRESS/VALIDATION to DONE/DONE. Changes are consistent across TODO.md, README.md, changelog.md, and logs. All visible test results are PASS; no failures present. No security concerns in the diff.
Advisory findings: none
The LLM output above is advisory and was not used as the approval trust root.
Merge was not requested or performed.

Decision record (recomputable)

DECISION D-074-8699
TICKET ticket-074
HEAD_SHA c3273e2b50ab9f27d3a6dbd42619e1b1c969c302
CORRELATION_ID todo2code-pr-89-close-c3273e2b50ab
ACTOR agent:ifuri-validator-agent[bot]
APPLIED_RULE P-CORE-015
INPUT author_login = "tom-sapletta-com"
INPUT observed_checks = ["Live OpenRouter contract (opt-in)=SKIPPING","governance=SKIPPING","Java adapter (JDK 17 required)=PASS","verify=PASS","koru / code-review=PASS","Live OpenRouter contract (opt-in)=SKIPPING","governance=SKIPPING","verify=PASS","Java adapter (JDK 17 required)=PASS"]
INPUT required_checks = ["verify","Java adapter (JDK 17 required)","koru / code-review"]
INPUT required_checks_source = "env/request"
INPUT reviewer_login = "ifuri-validator-agent[bot]"
VERDICT APPROVE AUTHORITY DETERMINISTIC
REJECTED REQUEST_CHANGES BECAUSE NO_UNSAFE_CHANGE_REASON_FOUND
ADVISORY llm_verdict = "APPROVE" MODEL "openrouter/z-ai/glm-5.2"
ASSERT VERDICT_AUTHORITY != "ADVISORY"