run-dev-instance skillA
run-dev-instance is agent-read markdown (skill) from amir20/dozzle: Use when Dozzle needs to be running in a browser to test a change by hand (clicking the UI, screenshots, driving it with Chrome or Playwright). Starts an instance on a free port derived from this worktree, so several worktrees can each have one at the same time, and never disturbs an instance someone else started..
Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.
How to install
mdr add amir20/dozzle/run-dev-instance@git:20260911.26eb030mdr add amir20/dozzle/run-dev-instance@sha256:c52ebfa98328ac09Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.
[](https://markdownregistry.com/a/art_i4j3qur5avnofu2s)
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Versions
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (2988 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 link to a raw IP address
- pass: No script tag
Source
amir20/dozzle · 14,423 stars · license MIT · pushed 2026-09-18 · branch master
API
GET https://markdownregistry.com/api/v1/artifacts/art_i4j3qur5avnofu2s GET https://markdownregistry.com/api/v1/resolve?ref=amir20/dozzle/run-dev-instance GET https://markdownregistry.com/api/v1/blob/c52ebfa98328ac090716f4222a67116000e9f0fc428bc983283998e0e17e9cdd
Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.