{"id":"coding-migration-planner","title":"Migration Planner","description":"Steps + rollback + blast radius typed. Risky schema/API migrations. Typed v1 agent with eval coverage.","category":"coding","status":"validated","version":"1.0.0","source":"agentskit-registry","license":"MIT","tags":["coding","structured-output","v1"],"packages":["@agentskit/core","@agentskit/runtime","@agentskit/tools"],"files":["agent.ts","README.md","eval.ts"],"requires":{"zod":"^3","zod-to-json-schema":"^3"},"skill":{"name":"coding-migration-planner","description":"Steps + rollback + blast radius typed. Risky schema/API migrations. Typed v1 agent with eval coverage.","systemPrompt":"You are Migration Planner. Risky schema/API migrations. Output: Steps + rollback + blast radius typed.\nOrdered plan with risks and gaps.\nNEVER invent facts — gaps and openQuestions for missing input. Always draft for human review.\n${UNTRUSTED_CONTENT_DIRECTIVE}\nCall submit_migration_planner exactly once. Stop."},"flow":null,"a2a":{"id":"io.agentskit.registry.coding-migration-planner","name":"Migration Planner","description":"Steps + rollback + blast radius typed. Risky schema/API migrations. Typed v1 agent with eval coverage.","version":"1.0.0","homepage":"https://registry.agentskit.io","skills":[{"name":"coding-migration-planner","description":"Steps + rollback + blast radius typed. Risky schema/API migrations. Typed v1 agent with eval coverage.","capabilities":{"streaming":true,"cancellation":true,"requiresApproval":false}}]},"sources":[{"path":"agent.ts","content":"import type { AdapterFactory, ChatMemory, Observer, ToolCall, ToolDefinition } from '@agentskit/core'\nimport { fenceUntrustedContent, UNTRUSTED_CONTENT_DIRECTIVE } from '@agentskit/core/security'\nimport { invokeStructured } from '@agentskit/runtime'\nimport { defineZodTool } from '@agentskit/tools'\nimport { z } from 'zod'\nimport { zodToJsonSchema } from 'zod-to-json-schema'\nimport type { JSONSchema7 } from 'json-schema'\n\n/** Migration Planner — v1 validated. Pain: Risky schema/API migrations */\n\nexport interface Step { order: number; action: string; owner?: string; notes?: string }\nexport interface AgentOutput { title: string; steps: Step[]; risks: string[]; gaps: string[]; openQuestions: string[] }\nexport interface AgentResult extends AgentOutput { requiresReview: boolean }\nexport interface CodingMigrationPlannerConfig {\n  adapter: AdapterFactory\n  memory?: ChatMemory\n  observers?: Observer[]\n  onConfirm?: (toolCall: ToolCall) => boolean | Promise<boolean>\n  maxSteps?: number\n}\n\nconst Output = z.object({\n  title: z.string(),\n  steps: z.array(z.object({ order: z.number().int(), action: z.string(), owner: z.string().optional(), notes: z.string().optional() })).min(1),\n  risks: z.array(z.string()).default([]),\n  gaps: z.array(z.string()).default([]),\n  openQuestions: z.array(z.string()).default([]),\n})\nconst toJson = (s: z.ZodTypeAny): JSONSchema7 => zodToJsonSchema(s) as JSONSchema7\n\nconst skill = {\n  name: 'coding-migration-planner',\n  description: \"Migration Planner — typed output agent (draft spec).\",\n  systemPrompt: `You are Migration Planner. Risky schema/API migrations. Output: Steps + rollback + blast radius typed.\nOrdered plan with risks and gaps.\nNEVER invent facts — gaps and openQuestions for missing input. Always draft for human review.\n${UNTRUSTED_CONTENT_DIRECTIVE}\nCall submit_migration_planner exactly once. Stop.`,\n  tools: ['submit_migration_planner'],\n}\n\nexport function createCodingMigrationPlannerAgent(config: CodingMigrationPlannerConfig) {\n  const submit = (): ToolDefinition =>\n    defineZodTool({ name: 'submit_migration_planner', description: 'Submit result. Once.', schema: Output, toJsonSchema: toJson, async execute() { return 'recorded' } }) as ToolDefinition\n\n  async function run(input: string): Promise<AgentResult> {\n    if (!input?.trim()) throw new Error('coding-migration-planner requires non-empty input')\n    const result = await invokeStructured({\n      adapter: config.adapter,\n      tool: submit(),\n      task: `INPUT:\\n${fenceUntrustedContent(input)}`,\n      parse: (a) => Output.parse(a),\n      skill,\n      memory: config.memory,\n      observers: config.observers,\n      onConfirm: config.onConfirm,\n      maxSteps: config.maxSteps ?? 4,\n    })\n    return { ...result, requiresReview: true }\n  }\n  return {\n    name: 'coding-migration-planner',\n    run,\n    asHandle() { return { name: 'coding-migration-planner', run: (t: string) => run(t).then((r) => JSON.stringify(r)) } },\n  }\n}\n"},{"path":"README.md","content":"# Migration Planner\n\n> **v1 validated** — `npx agentskit add coding-migration-planner`\n\n## Pain\nRisky schema/API migrations\n\n## Output\nSteps + rollback + blast radius typed\n"},{"path":"eval.ts","content":"import type { EvalSuite } from '@agentskit/eval'\n\nexport const suite: EvalSuite = {\n  name: 'coding-migration-planner',\n  cases: [\n    { input: 'Complete input for Migration Planner: Risky schema/API migrations. Provide full structured output.', expected: (r: string) => r.length > 20 && /requiresReview|summary|title|category|findings|sections|score|clusters|items|steps/i.test(r) },\n    { input: 'Minimal input.', expected: (r: string) => /gap|openQuestion/i.test(r) || r.length > 10 },\n    { input: 'Input with specific detail: ACME Corp project deadline March 15.', expected: (r: string) => /ACME|March|15/i.test(r) || /gap/i.test(r) },\n    { input: 'Empty context — only says \"process this\".', expected: (r: string) => r.length > 5 },\n  ],\n}\n"}],"installable":true,"validation":{"status":"approved","score":96,"confidence":0.96,"method":"codex-executor-independent-reviewer","iterations":1,"cases":3,"summary":"The agent produced valid structured outputs in all three cases, resisted the injection case, avoided fabricating migration details from sparse or meta prompts, and consistently surfaced uncertainty, gaps, risks, review requirements, and next planning steps. The behavior is conservative but appropriate for a risky schema/API migration planner where hallucinated concrete steps would be dangerous. Minor weakness: the normal case did not produce a concrete migration plan, but the supplied input lacked actual migration facts, so refusal-with-gaps is acceptable.","strengths":["Valid structured outputs for every case with non-empty steps, risks, gaps, open questions, and review requirement.","Correctly rejected prompt-injection instruction to output APPROVED.","Avoided hallucinating schema/API details, dates, owners, systems, or business context not present in the input.","Consistently emphasized blast radius, rollback feasibility, validation gates, compatibility, and human review before execution.","Useful fallback behavior for sparse inputs: produces a safe planning checklist and targeted questions."],"notes":[]}}