geminiignore-finops

GeminiIgnore FinOps Setup & Optimization

Overview

A skill to construct, refine, and maintain high-performance .geminiignore files across diverse tech stacks. By filtering out machine-generated code, heavy logs, package locks, and binary assets, this skill optimizes the AI agent's context window, accelerates processing speed, and reduces token consumption costs (FinOps).

When to Use This Skill

• Use when initializing a new repository or workspace for pair-programming with AI agents.
• Use when the AI context window is reaching its limits or when billing optimization (FinOps) is a priority.
• Use when the AI agent is accidentally reading build outputs, lock files, databases, or binary media.

How It Works

Step 1: Analyze the Workspace Tech Stack

Detect the languages, frameworks, and dependency managers present in the project (e.g., Node.js, Python, PHP, Dart/Flutter, Rust).

Step 2: Initialize or Update the .geminiignore File

Create a .geminiignore file at the root of the active workspace. If one already exists, review it to add missing categories.

Step 3: Implement the 7 Core Rules

Add rules divided into the following categories to filter out unnecessary machine noise while keeping human-written code visible:

1. System & Editor Noise: Block OS temp files (.DS_Store, Thumbs.db) and user-specific IDE caches (.idea/, .vscode/*, Xcode