The body assumes Claude's competence and avoids explaining basic concepts, but ~500 lines include many verbose logger.info f-string statements and some prose redundancy (Architecture diagram vs. comparison table vs. Step 1 prose) that could be tightened.

Provides two complete, executable Python modules with imports and concrete curl-based test commands — copy-paste ready; the only placeholder (TOOLS=[...]) is explicitly justified by reference to the supervisor-api skill.

Clear prerequisite → Step 1 → Step 2 → Testing sequence with real feedback loops: retrieve-failure retry, break-on-incomplete ordering, and failed/cancelled terminal handling, plus a verification section.

Everything lives in a single ~500-line SKILL.md with large inline code modules (~230 lines of utils.py, ~120 of agent.py) that could be split into reference files; no bundle files are provided, so it reads as a monolith rather than an overview pointing to details.

Lists multiple concrete actions — 'Enable Supervisor API background mode', 'Converting from streaming to background polling pattern', and 'resilience to connection drops' — rather than vague language.

Clearly states what it does ('Enable Supervisor API background mode for long-running agent tasks') and when to use it via an explicit 'Use when: (1)...(4)' clause.

Explicitly quotes natural terms a user would say — 'background mode', 'long-running', 'supervisor api' — giving good coverage of likely phrasings.

Targets a clear niche (background mode for long-running tasks) with distinct triggers; though it extends the base supervisor-api skill, the 'background mode' framing is unlikely to misfire.