dotfiles: Instructions file for Gemini CLI

GEMINI.md

dotfiles GEMINI.md is an instructions file for Gemini CLI from jaybocc2/dotfiles. It costs 732 tokens per session, scanned A, original, MIT.

Project instructions for a collection of personal configuration files, known as dotfiles, used to set up tools such as Zsh, Neovim, Tmux, and Git.

In plain words
What is it for?
Use them when changing, building, installing, or documenting this dotfiles repository on macOS or Debian-based Linux.
Why use it?
They give an agent the repository’s structure, supported systems, tools, and installation process so it can work within the project’s conventions.

Instructions file for Gemini CLI

Written for Gemini CLI: the file is GEMINI.md.

This is jaybocc2/dotfiles's own configuration. It tells Gemini CLI how to work on dotfiles itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything dotfiles configures →

Reuse

Borrowing it

Nothing to install: this file belongs to jaybocc2/dotfiles. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/jaybocc2/dotfiles/master/GEMINI.md
Clone the repo
git clone --depth 1 https://github.com/jaybocc2/dotfiles

Made for: Gemini CLI.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for dotfiles GEMINI.md

README.md
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Your own site
<a href="https://agentmods.dev/instructions/jaybocc2/dotfiles/gemini-md"><img src="https://agentmods.dev/badge/instructions/jaybocc2/dotfiles/gemini-md/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for dotfiles GEMINI.md

Your own site · 80×15
<a href="https://agentmods.dev/instructions/jaybocc2/dotfiles/gemini-md"><img src="https://agentmods.dev/badge/instructions/jaybocc2/dotfiles/gemini-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 732 This file is loaded in full into every session.
When invoked 732 The same file — it is already loaded in full.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00732 $0.00732
Opus 5.5 $0.00293 $0.00293
Sonnet 5.5 $0.00146 $0.00146
Haiku 4.5 $0.00073 $0.00073

Measured 2mo ago against content hash 389c6fab8a92, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

dotfiles GEMINI.md scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

GEMINI.md · 55 lines

How it starts

The opening of the file, as written. The whole thing — 55 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Dotfiles Project Overview

This repository contains personal configuration files (dotfiles) for various tools, including Zsh, Neovim, Tmux, Git, and more. It is designed to be portable across macOS (Darwin) and Linux (Debian-based distributions).

Core Technologies

  • Shell: Zsh with Oh My Zsh, ys theme, and several plugins (gh, git, vi-mode, pyenv, nodenv, asdf, poetry).
  • Editor: Neovim configured using LazyVim and lazy.nvim.
  • Terminal Multiplexer: Tmux with platform-specific configurations (tmux/Darwin.conf and tmux/Linux.conf).
  • Tool Managers: Supports pyenv, nodenv, rbenv, goenv, tfenv, and rustup.
  • Package Managers: Homebrew (macOS) and apt (Linux).

Directory Structure

  • bin/: Custom scripts and binaries.
  • nvim/: Neovim configuration (init.lua, lua/config/, lua/plugins/).
  • shlibs/: Shell libraries for installation, logging, and environment detection.
  • tmux/: Tmux configurations, including OS-specific overrides.
  • zsh/: Zsh environment, aliases, functions, and SSH agent setup.
  • install.sh: The main installation script for dependencies and configuration linking.

Building and Running

Installation

The primary entry point for setting up the environment is install.sh.

# General installation (deps + config)
./install.sh install

# Only install configurations (symlinking)
./install.sh config

# Fast installation (skips some prompts)
./install.sh fast-install

# Install only Neovim and its dependencies
./install.sh install-neovim

The install.sh script performs the following actions:

  1. Installs system-level dependencies via Homebrew or apt.
  2. Sets up tool version managers (pyenv, nodenv, etc.).
  3. Installs Rust, Neovim, and various CLI tools (ripgrep, fd, gh).
  4. Symlinks configuration files from the repository to the home directory (e.g., ~/.zshrc, ~/.tmux.conf, ~/.config/nvim).

Read the full file on GitHub · 55 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2mo ago First seen · 55 lines · 732 tokens per session scan A 389c6fab8a92

Subscribe to this mod's changes

dotfiles GEMINI.md is an instructions file published in the GitHub repository jaybocc2/dotfiles (11 stars, last pushed 2mo ago), licensed MIT. It adds 732 tokens to every session, about $0.0029 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-02.

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