daemon-development SKILL.md skillB

daemon-development from hyperb1iss/hypercolor is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add hyperb1iss/hypercolor/daemon-development@git:20260902.2acf607

Pins git:20260902.2acf607 in mdr.lock. Pin the fingerprint instead.

Audit grade
B, 16 of 17 checks passed
Kind
SKILL.md skill
Repository
hyperb1iss/hypercolor
Path
.agents/skills/daemon-development/SKILL.md
Versions recorded
5
Latest version
git:20260902.2acf607, committed Sep 2, 2026
First version recorded
Aug 19, 2026
Size
24,412 bytes
Repository stars
31
License
Apache-2.0

This skill should be used when working on the Hypercolor daemon, REST API, WebSocket protocol, or render pipeline. Triggers on "daemon route", "API endpoint", "WebSocket channel", "event bus", "render pipeline", "device lifecycle", "AppState", "adaptive FPS", "HypercolorBus", "backend manager", "daemon config", "MCP tool", "daemon startup", or any work in crates/hypercolor-daemon/ or crates/hypercolor-core/src/engine/.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Hypercolor Daemon Development

The daemon (`hypercolor-daemon`) serves the REST API, WebSocket protocol, and orchestrates the render pipeline. Runs on `127.0.0.1:9420`.

## AppState

`AppState` holds 47 fields (many `Arc`-wrapped), shared with Axum handlers via the `State<Arc<AppState>>` extractor. The first field is the one that matters most:

- `domains: DomainContexts` — the complete domain service graph; every mutating handler goes through it
- `event_bus: Arc<HypercolorBus>` — system-wide event bus (broadcast + watch lanes)
- `backend_manager: Arc<Mutex<BackendManager>>` — device output routing
- `config_manager: Option<Arc<ConfigManager>>` — wraps `ArcSwap<HypercolorConfig>` for lock-free reads; `None` in tests
- `device_registry: DeviceRegistry` — device tracking (internally `Arc`-wrapped, cloneable)
- `scene_manager: SceneService` — scene CRUD, priority stack, transitions
- `render_loop: Arc<RwLock<RenderLoop>>` — frame timing and pipeline skeleton
- `spatial_engine: SpatialService` — maps canvas pixels to LED positions; an `ArcSwap` newtype, so reads are lock-free
- `output_power: OutputPower` — the canonical global power and brightness authority
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add hyperb1iss/hypercolor/daemon-development@sha256:305315669501ee01

The line at the top of this page pins the label git:20260902.2acf607, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_yovghz5bejob46mx.svg)](https://markdownregistry.com/a/art_yovghz5bejob46mx)

0 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between Aug 19, 2026 and Sep 2, 2026, about one every 4 days.

versioncommittedcommitsizeaudit
git:20260902.2acf607 latest2026-09-02 2acf607 24,412 BB view · diff
git:20260826.05acaca2026-08-26 05acaca 24,473 BB view · diff
git:20260820.4772c372026-08-20 4772c37 15,245 BB view · diff
git:20260820.ab88d1c2026-08-20 ab88d1c 14,492 BB view · diff
git:20260819.e005ec72026-08-19 e005ec7 14,840 BB view

Audit of the latest version

B  16 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • fail: No link to a raw IP address (matched: http://127.0.0.1:9420)
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (24412 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No script tag

Starting a new one? Use a template for SKILL.md on mdpantry, which passes every one of these checks and says what to change in it.

Source

GitHub

hyperb1iss/hypercolor · 31 stars · license Apache-2.0 · pushed 2026-10-22 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_yovghz5bejob46mx
GET https://markdownregistry.com/api/v1/resolve?ref=hyperb1iss/hypercolor/daemon-development
GET https://markdownregistry.com/api/v1/blob/305315669501ee01e90e09e9a770da037371cb92413d411602f4852b4eb56fdd

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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