Gemini Skill Guide When to Use Gemini - WHEN ASKED TO BE ACTIVATED - Code Review : Comprehensive code reviews across multiple files - Plan Review : Analyzing architectural plans, technical specifications, or project roadmaps - Big Context Processing : Tasks requiring 200k tokens of context (entire codebases, documentation sets) - Multi-file Analysis : Understanding relationships and patterns across many files ⚠️ Critical: Background/Non-Interactive Mode Warning NEVER use in background or non-interactive shells (like Claude Code tool calls). It will hang indefinitely waiting for approval promp…