presets.dev: Instructions file for GitHub Copilot

release/vue/native/copilot/.github/instructions/vue.instructions.md

presets.dev vue.instructions.md is an instructions file for GitHub Copilot from beel-collab/presets.dev. It costs 809 tokens per session, scanned A, original, MIT.

A set of project-specific instructions for building Vue 3 user interfaces, including component structure, reactive state, and server-rendered pages.

In plain words
What is it for?
It guides work on Vue components, composables, properties, events, templates, and server-side rendering.
Why use it?
It helps a coding agent follow the project's existing Vue conventions instead of mixing incompatible patterns or changing dependencies unnecessarily.

Instructions file for GitHub Copilot

Written for GitHub Copilot: a Copilot instructions file.

This is beel-collab/presets.dev's own configuration. It tells GitHub Copilot how to work on presets.dev 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 presets.dev configures →

Reuse

Borrowing it

Nothing to install: this file belongs to beel-collab/presets.dev. 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/beel-collab/presets.dev/main/release/vue/native/copilot/.github/instructions/vue.instructions.md
Clone the repo
git clone --depth 1 https://github.com/beel-collab/presets.dev

Made for: GitHub Copilot.

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 presets.dev vue.instructions.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/beel-collab/presets.dev/vue/github.svg)](https://agentmods.dev/instructions/beel-collab/presets.dev/vue)
Your own site
<a href="https://agentmods.dev/instructions/beel-collab/presets.dev/vue"><img src="https://agentmods.dev/badge/instructions/beel-collab/presets.dev/vue/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.

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Your own site · 80×15
<a href="https://agentmods.dev/instructions/beel-collab/presets.dev/vue"><img src="https://agentmods.dev/badge/instructions/beel-collab/presets.dev/vue.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 809 This file is loaded in full into every session.
When invoked 809 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 $0.00809 $0.00809
Opus 5.5 $0.00324 $0.00324
Sonnet 5.5 $0.00162 $0.00162
Haiku 4.5 $0.00081 $0.00081

Measured today against content hash bbaa33fb5ae3, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

presets.dev vue.instructions.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 today.

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.

release/vue/native/copilot/.github/instructions/vue.instructions.md · 74 lines

How it starts

The opening of the file, as written. The whole thing — 74 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Vue Copilot Instructions: Script Setup, Composables and SSR

Path-specific Copilot instructions for Vue. They apply through applyTo and leave .github/copilot-instructions.md in place.

Updated for Vue 3.5.45, Nov 2026

Do not upgrade dependencies or the framework version unless the task asks.

Project shape

New components use <script setup lang="ts"> when the project is on Vue 3 and TypeScript. Follow the existing single-file component layout. A composable is named useSomething and lives next to the feature that owns it.

Do not mix Options API and Composition API in a new component. An old Options component stays until you are asked to convert that file.

Reactivity

ref and reactive are the state. A computed derives a value. Do not copy a prop into a ref unless you need a local editable copy, and then say so.

Since Vue 3.5, destructuring defineProps() in <script setup> stays reactive. The compiler rewrites those bindings. Do not flag that. Destructuring a reactive() object, or a Pinia store without storeToRefs, still copies plain values and drops reactivity. On 3.4 and earlier, defineProps() destructure is also a plain copy unless the project turned the transform on.

A watcher has a cleanup. Stop a timer, an observer, and a request when the scope disposes. watchEffect is for a side effect you can rerun. It is not a place to derive state you could compute.

Props, emits, and templates

Declare props and emits with types. A prop is read-only. Emit the change and let the parent own the value. v-for uses a stable key, not the index, when the list can reorder.

The template stays declarative. A heavy expression moves into a computed. Do not mutate a prop or an external singleton from the template.

SSR and errors

On a Nuxt or other SSR app, do not touch window during setup. Guard it, or run the browser work in onMounted. A random id or a clock during setup will mismatch hydration. Suspense and KeepAlive need the keys and fallbacks the project already uses. Do not invent a second cache around them.

Read the full file on GitHub · 74 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. today First seen · 74 lines · 809 tokens per session scan A bbaa33fb5ae3

Subscribe to this mod's changes

presets.dev vue.instructions.md is an instructions file published in the GitHub repository beel-collab/presets.dev (3 stars, last pushed yesterday), licensed MIT. It adds 809 tokens to every session, about $0.0032 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 2026-11-13.

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