context-scaffold

context-scaffold is a skill for Claude Code from hmcts/agentic-plugins-marketplace. It costs 44 tokens per session (1,252 once invoked), scanned A, original, MIT.

A scaffolding guide for adding commands, queries, events, view-store entities and database migrations to existing legacy HMCTS context services. These services use CQRS, a design that separates requests that change data from requests that read it, and run on WildFly.

In plain words
What is it for?
Use it to add a command, query, domain event, view-store table or event subscription in an existing legacy cpp-context repository.
Why use it?
It provides the repository-specific structure for older services and warns against applying those patterns to newer Spring Boot services. This helps avoid creating components in the wrong architecture.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the hmcts-sdlc-orchestrator plugin — 10 skills, 9 agents shipped together

Good fit Use it to add a command, query, domain event, view-store table or event subscription in an existing legacy cpp-context repository.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/hmcts/agentic-plugins-marketplace/context-scaffold
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.

Any agent
npx skills add hmcts/agentic-plugins-marketplace --skill context-scaffold
Clone the repo
git clone --depth 1 https://github.com/hmcts/agentic-plugins-marketplace

Made for: Claude Code.

Or install hmcts-sdlc-orchestrator, the plugin that ships this one along with the rest of its 10 skills, 9 agents.

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 context-scaffold

README.md
[![agentmods](https://agentmods.dev/badge/skills/hmcts/agentic-plugins-marketplace/context-scaffold.svg)](https://agentmods.dev/skills/hmcts/agentic-plugins-marketplace/context-scaffold)
Your own site
<a href="https://agentmods.dev/skills/hmcts/agentic-plugins-marketplace/context-scaffold"><img src="https://agentmods.dev/badge/skills/hmcts/agentic-plugins-marketplace/context-scaffold.svg" alt="Measured on agentmods" height="20"></a>
Per session 44 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,252 The whole file, excluding the scripts and references it only reads on demand.
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 $0.00044 $0.01252
Opus 5 $0.00022 $0.00626
Sonnet 5 $0.00009 $0.00250
Haiku 4.5 $0.00004 $0.00125

Measured 8d ago against content hash 53c0a953d67d, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

context-scaffold 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 8d 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.

plugins/agents/hmcts-sdlc-orchestrator/skills/context-scaffold/SKILL.md · 135 lines

How it starts

The opening of the file, as written. The whole thing — 135 lines — stays where its author put it; the contents beside it link to each section on GitHub.

⚠️ Legacy WildFly context services only. The CQRS scaffolding here — -command-api, -query-api, -domain-event, viewstore + Liquibase, subscriptions-descriptor — is specific to the WildFly-era cpp-context-* stack. Do not copy these patterns into a Spring Boot service. Spring Boot services are layered (Controller → Service → Repository with MapStruct), not CQRS.

For new Spring Boot services, use skills/springboot-service-from-template/. For new HMCTS Marketplace API specs, use skills/springboot-api-from-template/. If a domain genuinely needs CQRS in a new Spring Boot service, that is an ADR-worthy deviation — raise it explicitly rather than importing this skill's patterns.

Context Service Scaffold

Generates boilerplate for new CQRS components within an existing cpp-context-* repository — commands, queries, domain events, viewstore entities, and Liquibase migrations.

When to Use

  • User asks to "add a new command", "create a query", "add a domain event"
  • User wants to add a new aggregate or entity to the domain
  • User needs a new viewstore table with Liquibase migration
  • User wants to add event subscription from another context

Component Templates

New Command

When the user wants to add a new command:

  1. Command API ({name}-command/{name}-command-api/)

    • RAML definition under src/raml/
    • JSON schema under src/raml/json/schema/
    • Follow existing naming: {context}.command.{verb}-{noun}.json
  2. Command Handler ({name}-command/{name}-command-handler/)

    • Handler class implementing the command processing
    • Follow pattern: {Verb}{Noun}CommandHandler.java
    • Must validate invariants via the aggregate
    • Must produce domain events on success

Example command schema naming:

hearing.command.schedule-hearing.json
hearing.command.update-hearing-details.json
hearing.command.cancel-hearing.json

New Query

When the user wants to add a new query:

  1. Query API ({name}-query/{name}-query-api/)
    • RAML definition
    • Response JSON schema

Read the full file on GitHub · 135 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. 8d ago First seen · 135 lines · 44 tokens per session scan A 53c0a953d67d

Subscribe to this mod's changes

context-scaffold is a skill published in the GitHub repository hmcts/agentic-plugins-marketplace (3 stars, last pushed today), licensed MIT. It adds 44 tokens to every session and 1,252 once invoked, about $0.0002 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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