Update OpenClaw ClawHub docs and user-facing copy for canonical owner-qualified skill routes.\n\nEvidence:\n- pnpm docs:list\n- pnpm test src/plugins/clawhub.test.ts src/cli/plugins-cli.install.test.ts src/gateway/server-methods/skills.clawhub.test.ts ui/src/ui/views/skills.test.ts\n- pnpm exec oxfmt --check --threads=1 docs/clawhub/cli.md docs/clawhub/publishing.md docs/cli/skills.md docs/help/faq.md docs/start/showcase.md docs/tools/creating-skills.md docs/tools/skills.md src/gateway/server-methods/skills.clawhub.test.ts src/plugins/clawhub.test.ts src/plugins/clawhub.ts ui/src/ui/views/skills.test.ts\n- git diff --check\n- exact-head hosted CI passed for 8530374388d8a73235b2ac8444b95a4a4c7d0f1c\n\nNote: repo-native scripts/pr prepare-run was attempted; local broad pnpm test was stopped after unrelated existing failures in agent/media/provider shards, while hosted exact-head CI and targeted ClawHub route/copy validation were green.
