fullstack-bun-sample AGENTS.md

fullstack-bun-sample AGENTS.md is an instructions file for Codex, OpenCode from mori-shin-x/fullstack-bun-sample. It costs 1,600 tokens per session, scanned A, original, MIT.

Project-specific instructions for a full-stack sample using Bun, Elysia, React, TanStack Router and Query, Tailwind CSS, Radix UI, and related tools. They describe the repository structure and development conventions.

In plain words
What is it for?
Use them when modifying the sample's server, API features, client routes, styling, build setup, or deployment files.
Why use it?
They give a coding agent the project's technology choices and file layout so its changes fit the existing application.

Instructions file for CodexOpenCode

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add instructions/mori-shin-x/fullstack-bun-sample/agents-md
Clone the repo
git clone --depth 1 https://github.com/mori-shin-x/fullstack-bun-sample

Made for: Codex, OpenCode.

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README.md
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Per session 1,600 This file is loaded in full into every session.
When invoked 1,600 The same file — it is already loaded in full.
Security scan A 0 findings. Scan, not verified.
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 $0.01600 $0.01600
Opus 5 $0.00800 $0.00800
Sonnet 5 $0.00320 $0.00320
Haiku 4.5 $0.00160 $0.00160

Measured 3d ago against content hash 9a61740b9cde, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

fullstack-bun-sample AGENTS.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 3d 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.

AGENTS.md · 174 lines

How it starts

The opening of the file, as written. The whole thing — 174 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AGENTS.md

This repository is a Bun fullstack dev server + Elysia sample.

Tech stack

  • Runtime/bundler: Bun (HTML imports, bun build, bun --hot)
  • Server: Elysia (Bun-backed)
  • Client: React 19 + TanStack Router (file-based) + Tanstack Query
  • Styling: Tailwind CSS v4 + tw-animate (animation utilities)
  • UI primitives: Radix UI + lucide-react (shadcn/ui-style, local component copies)

Directory tree (annotated)

Curated tree (not exhaustive) focusing on key areas:

.
├── AGENTS.md
├── README.md
├── bunfig.toml
├── build.ts
├── Dockerfile
├── cloudbuild.yaml
├── src/                 # application source
│   ├── server.ts
│   ├── server/          # Elysia app and API features
│   │   ├── app.ts
│   │   └── features/    # API modules per feature
│   │       └── <feature>/   # feature namespace
│   │           ├── routes.ts
│   │           └── service.ts
│   ├── public/          # static public assets
│   │   └── index.html
│   ├── main.tsx
│   ├── routes/          # TanStack Router file routes
│   │   └── **/*.tsx
│   ├── routeTree.gen.ts
│   ├── client/          # client-side app modules
│   │   ├── app/         # providers, router, query setup
│   │   ├── components/  # shared UI components
│   │   ├── features/    # client feature logic
│   │   ├── infra/       # client infrastructure
│   │   │   └── api/     # Eden client + helpers
│   │   └── styles/      # Tailwind source styles
│   │       └── global.css
│   └── shared/          # shared types/data
└── dist/                # build output

Project map

  • src/server.ts: server entry; serves index.html for / and SPA fallback; API under /api/*.
  • src/server/app.ts: Elysia app, error handling, feature route registration.
  • src/server/features/**: API modules (e.g. routes.ts, service.ts).
  • src/public/index.html: HTML entry (imports ../main.tsx).
  • src/main.tsx: React entry; renders providers and router.
  • src/routes/**: TanStack Router file routes (UI-level route components).
  • src/routeTree.gen.ts: generated router tree; do not edit. Run bun run generate-root.
  • src/client/app/**: Tanstack Query + Router providers and setup.
  • src/client/features/**: UI logic per feature/route.
  • src/client/infra/api/**: Eden client + helpers (unwrap for Tanstack Query).
  • src/client/components/**: shared UI components.
  • src/client/styles/global.css: Tailwind source (compiled at build time).
  • src/shared/**: shared types/data for server + client.
  • dist/: build output (index.html, index-*.js, index-*.css, server.js).

Read the full file on GitHub · 174 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. 3d ago First seen · 174 lines · 1,600 tokens per session scan A 9a61740b9cde

Subscribe to this mod's changes

fullstack-bun-sample AGENTS.md is an instructions file published in the GitHub repository mori-shin-x/fullstack-bun-sample (2 stars, last pushed 6mo ago), licensed MIT. It adds 1,600 tokens to every session, about $0.0080 per session on Opus 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 2026-08-31.

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