docs(wiki): refresh repository release facts

[devswha]

Summary

• Refresh latest release facts for Hermes Agent, oh-my-openagent, oh-my-codex, oh-my-claudecode, gajae-code, and lazycodex.
• Refresh the generated repository stats cache from the build-time GitHub API collector.
• Update the trending repositories operations page with 2026-07-13 GitHub Search API evidence and two relevant agent-tool candidates.
• Update the upstream article test fixture term for the new oh-my-codex release.

Evidence / sources checked

• gh repo view metadata for covered focus repositories.
• gh api repos/<owner>/<repo>/releases/latest for current release tags, release names, publication dates, and release-note summaries.
• GitHub Search API queries for topic:ai-agent, topic:developer-tools, agentic coding, and topic:documentation with pushed:>2026-07-01 filters.
• npm run build refreshed src/wiki/repoStats.generated.ts through the existing build-time collector.

Test results

• npm test -- --run passed: 14 files / 77 tests.
• npm run typecheck passed.
• npm run build passed; repo stats collector fetched 40 repositories, kept 0 on error, skipped 3 non-repo wiki slugs.

Merge is left to devswha.