feat: TF3 Productivity Plugin — adapted from anthropics/knowledge-wor…#282

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anthropics:mainanthropics/knowledge-work-plugins:mainfrom

Tr1f3cta-cloud:claude/confident-hopper-IxSsRTr1f3cta-cloud/tf3-productivity-plugin:claude/confident-hopper-IxSsRCopy head branch name to clipboard