Mastra

Create and review Mastra tests that reproduce user-visible failures through public APIs, real network requests, and actual storage. Verify that tests fail before a fix and cover the different execution paths affected by the bug.

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• Reproduce a reported bug before fixing it
• Review tests that rely heavily on mocked dependencies
• Check regression coverage across engines and adapters

Review and test a pushed Factory branch before a pull or merge request is opened. Record findings against the exact tested commit, then approve the work or return it to the builder with actionable changes.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing a branch before opening a pull request
• Checking whether earlier review findings were fixed
• Recording test results and required changes

Investigate a GitHub issue or bug report by tracing code, checking relevant history, and testing the diagnosis where needed. Receive a concise verdict, supporting evidence, a proposed fix direction, and a record for follow-up questions.

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• Triaging a newly reported bug
• Tracing the root cause of unexpected behavior
• Investigating a regression and its originating change

Review a pull request by first forming an independent view of the problem and design. Investigate code, history, and evidence, then deliver a clear verdict, specific change requests, and a saved record for follow-up questions.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Assessing the design and scope of a pull request
• Reviewing your own changes before sharing them
• Checking whether revisions resolve earlier findings

Set up Herdr Kit and its Mastra Code integration, manage repository synchronization, and create or remove managed worktrees, separate working copies for review or development. The workflow checks supported operations and verifies the resulting manager state.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Installing Herdr Kit and the Mastra Code integration
• Keeping repositories synchronized after closing their workspaces
• Creating or removing managed Review and Work worktrees

Re-review a GitLab merge request after new commits, track the outcome of every previous finding, and inspect both new changes and the full proposal. Verify the current code, then publish a test report and review verdict.

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• Re-reviewing a merge request after fixes
• Tracking the resolution of earlier review findings
• Checking new commits for regressions and incomplete fixes

Build working web pages, application interfaces, and components with a clear visual direction. Shape typography, color, layout, and animation around the intended audience and purpose, producing coordinated design and code in HTML, CSS, JavaScript, React, or Vue.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Building a landing page with a clear visual style
• Designing and implementing a dashboard
• Refining typography, colors, and spacing in an existing interface

Create and improve Playwright end-to-end tests for Studio changes. Check complete user actions, including whether settings affect requests, data survives reloads, tools return expected results, and workflows pass data correctly.

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• Testing whether agent settings affect actual requests
• Checking that saved data survives page reloads
• Verifying tool outputs and workflow data flow

Publish a Mastra preview package from a pull request or branch. Check the exact commit, confirm publication, monitor the release workflow, and report verified npm tags with a ready-to-copy installation command.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Publishing a preview package from a pull request
• Sharing a branch build under a custom npm tag
• Checking publication results and installation commands

Test mastracode’s terminal interface in Konsole, covering model setup, conversation switching, task state isolation, and display issues. The guide combines interactive checks with scripted rendering tests and troubleshooting steps for common build and configuration problems.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Checking task state when switching conversations
• Setting up OpenRouter for interactive tests
• Testing borders and wrapping at different terminal widths

Researches questions on the web and produces a concise answer with source links. Saves useful URLs and short quotations in a Markdown notes file, keeping findings available in the workspace for later reference.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Answering questions with web sources
• Saving research links and quotations in workspace notes
• Delivering an answer with sources and a notes file path

Provides a consistent process for open-ended tasks involving files, shell commands, or the web. Clarifies the goal, outlines steps before execution, reports progress, and finishes with a summary of changes, verification, and unresolved work.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Organizing an open-ended request into concrete steps
• Checking existing files before creating new ones
• Following progress through step-by-step outcome reports

Write, review, or refactor React code using prioritized guidance for data fetching, bundle size, rendering, component structure, testing, and type safety. Start with high-impact issues such as sequential requests and unnecessary library loading.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Writing React components and data-fetching logic
• Reviewing code for loading and rendering performance
• Refactoring large components and overly broad interfaces

Design and audit an agent's system prompt, the instructions that guide its work. Define a concrete outcome, starting input, available tools, completion checks, fallback behavior, and final report so the prompt describes a complete run.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Designing the core instructions for a new agent
• Auditing a prompt before saving it
• Defining behavior when tools or permissions are missing

Investigates GitHub or Linear issues through code, change history, and reproduction attempts. Produces a structured handoff covering causes, assumptions, effort, and impact, then requests the appropriate Factory workflow stage update when applicable.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Investigating the root cause of a reported bug
• Checking for duplicate issues or regressions
• Preparing findings for whoever plans the fix

Helps build customer support agents that classify incoming messages, draft replies, and hand difficult cases to people. Defines clear rules for permitted actions, policy-based answers, privacy concerns, and verification before reporting an action as complete.

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• Designing an agent that classifies incoming support messages
• Building a refund email agent with policy-based replies
• Defining rules for handing sensitive cases to a person

Turn a development goal into a focused ralph-loop command through conversation and codebase research. Define context, setup steps, ordered tasks, and testing criteria, then produce a complete command ready to copy.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Turning a vague feature idea into concrete tasks
• Planning work around existing code patterns
• Defining build checks and completion criteria

Query Herdr's Review Manager and Work Manager across repositories to recommend actionable pull requests. Compare review status, automated checks, size, and local state, and create local review checkouts for explicitly confirmed remote-only records.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Choose the next pull request to review
• Find author follow-up work and failing automated checks
• Check local changes and stale manager records

Review code for performance bottlenecks across database queries, memory use, frontend rendering, network requests, and algorithms. Use a structured checklist to identify optimization opportunities and classify their severity according to expected load and scale.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing database queries for avoidable overhead
• Checking memory leaks and unbounded resource growth
• Reviewing React rendering and long-list performance

Create Vitest tests for Mastra playground features using MSW to simulate network responses. Exercise the real client SDK, React Query cache, and components with typed sample data to check loading, access conditions, redirects, and errors.

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• Test loading, empty, and error states
• Check requests controlled by permissions or feature flags
• Verify pagination and query parameters

Publish a Playground UI snapshot, a version for testing branch changes, through the npm release workflow. The skill checks publication results, updates the platform frontend's package versions and lockfile, and opens a pull request.

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• Publishing a snapshot from the latest main
• Releasing current-branch Playground UI changes
• Opening a PR to update the platform frontend

Create a Mastra project at a specified version and check its Studio in Chrome. Test page loading, agent chat, tool execution, and workflows, then report passed and failed checks, encountered errors, and screenshots.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Checking a newly created Mastra project
• Testing initialization with a specified version or package manager
• Checking Studio chat, tools, and workflows

Reviews pull requests for bugs, error handling, code quality, and style consistency. Organizes feedback into an overview, must-fix issues with file locations, improvement suggestions, and positive notes so reviewers can distinguish urgent problems from refinements.

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• Finding bugs that must be fixed before merging
• Reviewing TypeScript types and asynchronous code
• Checking naming, imports, and leftover debug statements

Draft and post GitHub pull request reviews and issue comments with precise locations, required changes, and supporting reasons. It checks the posting account, applies approval rules, and selects the appropriate review outcome.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Draft a pull request review with actionable required changes
• Explain an issue's cause and requested fix
• Check posting approval and self-review handling