Build cross-device tools without hardcoding paths or account names
portable-tools v1.2.0 - SKILL.md rewritten for greater clarity and conciseness, emphasizing methodology and actionable patterns. - Description updated to focus on building cross-device tools without hardcoding paths or account names. - Redundant details and excessive narrative trimmed to clarify core principles, mandatory patterns, and debugging checklists. - Anti-patterns and real-world OAuth example made more direct and accessible. - Resulting documentation now provides a clearer, more universal set of guidelines for portable tool development.