refactor: extract planner and coder into standalone role packages

- New @uncaged/workflow-role-planner (phaseSchema, createPlannerRole)
- New @uncaged/workflow-role-coder (coderMetaSchema, createCoderRole)
- solve-issue template imports from new packages, keeps dry-run defaults

小橘 <xiaoju@shazhou.work>

packages/workflow-role-coder/package.json

@@ -0,0 +1,17 @@
+{
+  "name": "@uncaged/workflow-role-coder",
+  "version": "0.1.0",
+  "type": "module",
+  "main": "src/index.ts",
+  "types": "src/index.ts",
+  "scripts": {
+    "build": "echo 'TODO'",
+    "test": "bun test"
+  },
+  "dependencies": {
+    "@uncaged/workflow": "workspace:*",
+    "@uncaged/workflow-agent-llm": "workspace:*",
+    "@uncaged/workflow-util-role": "workspace:*",
+    "zod": "^4.0.0"
+  }
+}

packages/workflow-role-coder/src/coder.ts

@@ -0,0 +1,51 @@
+import type { AgentFn, Role, ThreadContext } from "@uncaged/workflow";
+import { createRole } from "@uncaged/workflow-agent-llm";
+import type { LlmProvider } from "@uncaged/workflow-util-role";
+import * as z from "zod/v4";
+
+export const coderMetaSchema = z.object({
+  completedPhase: z.string(),
+  filesChanged: z.array(z.string()),
+  summary: z.string(),
+});
+
+export type CoderMeta = z.infer<typeof coderMetaSchema>;
+
+export type CoderConfig = {
+  cwd: string;
+};
+
+export const DEFAULT_CODER_CONFIG: CoderConfig = {
+  cwd: ".",
+};
+
+function coderSystemPrompt(config: CoderConfig): string {
+  return `You are a **coder**. The project is at \`${config.cwd}\`.
+
+Read the thread: the planner produced ordered **phases**. Identify the **next** phase that is not yet completed according to prior coder steps (each coder step reports a completedPhase).
+
+Implement **only that phase** — do not tackle multiple phases in one turn unless the planner defined a single phase. Follow project conventions; summarize what changed and list touched files.
+
+When done with the phase you worked on, set **completedPhase** to that phase's **name** exactly as given by the planner.`;
+}
+
+/**
+ * Coder role: implements the next incomplete planner phase and reports structured completion metadata.
+ */
+export function createCoderRole(
+  adapter: AgentFn,
+  extract: { provider: LlmProvider; dryRun: boolean | null; dryRunMeta: CoderMeta },
+  config: CoderConfig = DEFAULT_CODER_CONFIG,
+): Role<CoderMeta> {
+  return createRole({
+    name: "coder",
+    schema: coderMetaSchema,
+    systemPrompt: async (_ctx: ThreadContext) => coderSystemPrompt(config),
+    agent: adapter,
+    extract: {
+      provider: extract.provider,
+      dryRun: extract.dryRun,
+      dryRunMeta: extract.dryRunMeta,
+    },
+  });
+}

packages/workflow-role-coder/src/index.ts

@@ -0,0 +1,7 @@
+export {
+  type CoderConfig,
+  type CoderMeta,
+  coderMetaSchema,
+  createCoderRole,
+  DEFAULT_CODER_CONFIG,
+} from "./coder.js";

packages/workflow-role-coder/tsconfig.json

@@ -0,0 +1,14 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "rootDir": "src",
+    "outDir": "dist",
+    "composite": true
+  },
+  "include": ["src/**/*.ts"],
+  "references": [
+    { "path": "../workflow" },
+    { "path": "../workflow-agent-llm" },
+    { "path": "../workflow-util-role" }
+  ]
+}

packages/workflow-role-planner/package.json

@@ -0,0 +1,17 @@
+{
+  "name": "@uncaged/workflow-role-planner",
+  "version": "0.1.0",
+  "type": "module",
+  "main": "src/index.ts",
+  "types": "src/index.ts",
+  "scripts": {
+    "build": "echo 'TODO'",
+    "test": "bun test"
+  },
+  "dependencies": {
+    "@uncaged/workflow": "workspace:*",
+    "@uncaged/workflow-agent-llm": "workspace:*",
+    "@uncaged/workflow-util-role": "workspace:*",
+    "zod": "^4.0.0"
+  }
+}

packages/workflow-role-planner/src/index.ts

@@ -0,0 +1,8 @@
+export {
+  createPlannerRole,
+  DEFAULT_PLANNER_CONFIG,
+  type PlannerConfig,
+  type PlannerMeta,
+  phaseSchema,
+  plannerMetaSchema,
+} from "./planner.js";

packages/workflow-role-planner/src/planner.ts

@@ -0,0 +1,52 @@
+import type { AgentFn, Role, ThreadContext } from "@uncaged/workflow";
+import { createRole } from "@uncaged/workflow-agent-llm";
+import type { LlmProvider } from "@uncaged/workflow-util-role";
+import * as z from "zod/v4";
+
+export const phaseSchema = z.object({
+  name: z.string(),
+  description: z.string(),
+  acceptance: z.string(),
+});
+
+export const plannerMetaSchema = z.object({
+  phases: z.array(phaseSchema),
+});
+
+export type PlannerMeta = z.infer<typeof plannerMetaSchema>;
+
+/** Reserved for future planner options; empty for now. */
+export type PlannerConfig = Record<string, never>;
+
+export const DEFAULT_PLANNER_CONFIG: PlannerConfig = {};
+
+const PLANNER_SYSTEM = `You are a **planner** for a software task. Break the work into **sequential phases** the coder will execute one at a time.
+
+Each phase must have: a short **name** (stable identifier), a **description** of what to do in that phase, and **acceptance** criteria for when that phase is done.
+
+Order phases so earlier steps unblock later ones. Cover root cause, edge cases, and verification across the phases. Do not emit separate file lists or a free-form "approach" field — put that detail inside phase descriptions.`;
+
+function plannerSystemPrompt(_config: PlannerConfig): string {
+  return PLANNER_SYSTEM;
+}
+
+/**
+ * Planner role: produces ordered implementation phases for the coder to execute sequentially.
+ */
+export function createPlannerRole(
+  adapter: AgentFn,
+  extract: { provider: LlmProvider; dryRun: boolean | null; dryRunMeta: PlannerMeta },
+  config: PlannerConfig = DEFAULT_PLANNER_CONFIG,
+): Role<PlannerMeta> {
+  return createRole({
+    name: "planner",
+    schema: plannerMetaSchema,
+    systemPrompt: async (_ctx: ThreadContext) => plannerSystemPrompt(config),
+    agent: adapter,
+    extract: {
+      provider: extract.provider,
+      dryRun: extract.dryRun,
+      dryRunMeta: extract.dryRunMeta,
+    },
+  });
+}

packages/workflow-role-planner/tsconfig.json

@@ -0,0 +1,14 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "rootDir": "src",
+    "outDir": "dist",
+    "composite": true
+  },
+  "include": ["src/**/*.ts"],
+  "references": [
+    { "path": "../workflow" },
+    { "path": "../workflow-agent-llm" },
+    { "path": "../workflow-util-role" }
+  ]
+}

packages/workflow-template-solve-issue/__tests__/solve-issue-template.test.ts

@@ -8,9 +8,11 @@ import {
   validateWorkflowDescriptor,
 } from "@uncaged/workflow";
 
+import type { PlannerMeta } from "@uncaged/workflow-role-planner";
+
 import { buildSolveIssueDescriptor } from "../src/descriptor.js";
 import { solveIssueModerator } from "../src/moderator.js";
-import { createSolveIssueRoles, type PlannerMeta, type SolveIssueMeta } from "../src/roles.js";
+import { createSolveIssueRoles, type SolveIssueMeta } from "../src/roles.js";
 
 const DEFAULT_PHASES: PlannerMeta["phases"] = [
   { name: "phase-a", description: "Do the work", acceptance: "Done" },

packages/workflow-template-solve-issue/package.json

@@ -12,9 +12,9 @@
     "@uncaged/workflow": "workspace:*",
     "@uncaged/workflow-agent-cursor": "workspace:*",
     "@uncaged/workflow-role-committer": "workspace:*",
-    "@uncaged/workflow-agent-llm": "workspace:*",
+    "@uncaged/workflow-role-coder": "workspace:*",
+    "@uncaged/workflow-role-planner": "workspace:*",
     "@uncaged/workflow-role-reviewer": "workspace:*",
-    "@uncaged/workflow-util-role": "workspace:*",
-    "zod": "^4.0.0"
+    "@uncaged/workflow-util-role": "workspace:*"
   }
 }

packages/workflow-template-solve-issue/src/index.ts

@@ -9,15 +9,21 @@ import {
 } from "./roles.js";
 
 export { type CursorAgentConfig, createCursorAgent } from "@uncaged/workflow-agent-cursor";
-export { buildSolveIssueDescriptor } from "./descriptor.js";
-export { solveIssueModerator } from "./moderator.js";
 export {
   type CoderMeta,
   coderMetaSchema,
-  createSolveIssueRoles,
+  createCoderRole,
+} from "@uncaged/workflow-role-coder";
+export {
+  createPlannerRole,
   type PlannerMeta,
   phaseSchema,
   plannerMetaSchema,
+} from "@uncaged/workflow-role-planner";
+export { buildSolveIssueDescriptor } from "./descriptor.js";
+export { solveIssueModerator } from "./moderator.js";
+export {
+  createSolveIssueRoles,
   SOLVE_ISSUE_WORKFLOW_DESCRIPTION,
   type SolveIssueMeta,
   type SolveIssueRoles,

packages/workflow-template-solve-issue/src/roles.ts

@@ -1,17 +1,21 @@
 import type { AgentFn, RoleDefinition } from "@uncaged/workflow";
-import { createRole } from "@uncaged/workflow-agent-llm";
+import { type CoderMeta, coderMetaSchema, createCoderRole } from "@uncaged/workflow-role-coder";
 import {
   type CommitterMeta,
   committerMetaSchema,
   createCommitterRole,
 } from "@uncaged/workflow-role-committer";
+import {
+  createPlannerRole,
+  type PlannerMeta,
+  plannerMetaSchema,
+} from "@uncaged/workflow-role-planner";
 import {
   createReviewerRole,
   type ReviewerMeta,
   reviewerMetaSchema,
 } from "@uncaged/workflow-role-reviewer";
 import type { LlmProvider } from "@uncaged/workflow-util-role";
-import * as z from "zod/v4";
 
 const DRY_RUN_PROVIDER: LlmProvider = {
   baseUrl: "http://127.0.0.1:9",
@@ -19,40 +23,15 @@ const DRY_RUN_PROVIDER: LlmProvider = {
   model: "template-dry-run",
 };
 
-const PLANNER_SYSTEM = `You are a **planner** for a software task. Break the work into **sequential phases** the coder will execute one at a time.
-
-Each phase must have: a short **name** (stable identifier), a **description** of what to do in that phase, and **acceptance** criteria for when that phase is done.
-
-Order phases so earlier steps unblock later ones. Cover root cause, edge cases, and verification across the phases. Do not emit separate file lists or a free-form "approach" field — put that detail inside phase descriptions.`;
-
-const CODER_SYSTEM = `You are a **coder**. Read the thread: the planner produced ordered **phases**. Identify the **next** phase that is not yet completed according to prior coder steps (each coder step reports a completedPhase).
-
-Implement **only that phase** — do not tackle multiple phases in one turn unless the planner defined a single phase. Follow project conventions; summarize what changed and list touched files.
-
-When done with the phase you worked on, set **completedPhase** to that phase's **name** exactly as given by the planner.`;
-
 export const SOLVE_ISSUE_WORKFLOW_DESCRIPTION =
   "Phased plan, incremental implementation per phase, review, and commit to resolve an issue end-to-end (planner → coder [repeat per phase] → reviewer → committer).";
 
-export const phaseSchema = z.object({
-  name: z.string(),
-  description: z.string(),
-  acceptance: z.string(),
-});
-
-export const plannerMetaSchema = z.object({
-  phases: z.array(phaseSchema),
-});
-
-export const coderMetaSchema = z.object({
-  completedPhase: z.string(),
-  filesChanged: z.array(z.string()),
-  summary: z.string(),
-});
-
-export type PlannerMeta = z.infer<typeof plannerMetaSchema>;
-
-export type CoderMeta = z.infer<typeof coderMetaSchema>;
+export type SolveIssueMeta = {
+  planner: PlannerMeta;
+  coder: CoderMeta;
+  reviewer: ReviewerMeta;
+  committer: CommitterMeta;
+};
 
 const PLANNER_DRY_RUN_META: PlannerMeta = {
   phases: [
@@ -80,13 +59,6 @@ const COMMITTER_DRY_RUN_META: CommitterMeta = {
   commitSha: "0000000",
 };
 
-export type SolveIssueMeta = {
-  planner: PlannerMeta;
-  coder: CoderMeta;
-  reviewer: ReviewerMeta;
-  committer: CommitterMeta;
-};
-
 /** Wiring for workflow-role LLM structured extraction. Use `null` for stub extract (dry-run meta from built-in placeholders). */
 export type SolveIssueRolesConfig = {
   agent: AgentFn;
@@ -132,35 +104,30 @@ export function createSolveIssueRoles(config: SolveIssueRolesConfig): SolveIssue
   const committerConfig = {
     cwd: config.workdir,
   };
+  const coderConfig = {
+    cwd: config.workdir,
+  };
 
   const plannerAgent = resolveRoleAgent(config, "planner");
   const coderAgent = resolveRoleAgent(config, "coder");
   const reviewerAgent = resolveRoleAgent(config, "reviewer");
   const committerAgent = resolveRoleAgent(config, "committer");
 
-  const plannerRun = createRole({
-    name: "planner",
-    schema: plannerMetaSchema,
-    systemPrompt: PLANNER_SYSTEM,
-    agent: plannerAgent,
-    extract: {
+  const plannerRun = createPlannerRole(plannerAgent, {
     provider: extract.provider,
     dryRun: extract.dryRun,
     dryRunMeta: PLANNER_DRY_RUN_META,
-    },
   });
 
-  const coderRun = createRole({
-    name: "coder",
-    schema: coderMetaSchema,
-    systemPrompt: CODER_SYSTEM,
-    agent: coderAgent,
-    extract: {
+  const coderRun = createCoderRole(
+    coderAgent,
+    {
       provider: extract.provider,
       dryRun: extract.dryRun,
       dryRunMeta: CODER_DRY_RUN_META,
     },
-  });
+    coderConfig,
+  );
 
   const reviewerRun = createReviewerRole(
     reviewerAgent,

packages/workflow-template-solve-issue/tsconfig.json

@@ -8,7 +8,10 @@
   "include": ["src/**/*.ts"],
   "references": [
     { "path": "../workflow" },
-    { "path": "../workflow-agent-llm" },
+    { "path": "../workflow-role-coder" },
+    { "path": "../workflow-role-committer" },
+    { "path": "../workflow-role-planner" },
+    { "path": "../workflow-role-reviewer" },
     { "path": "../workflow-util-role" }
   ]
 }

tsconfig.json

@@ -21,6 +21,8 @@
     { "path": "packages/workflow-util-role" },
     { "path": "packages/workflow-agent-llm" },
     { "path": "packages/workflow-role-committer" },
+    { "path": "packages/workflow-role-coder" },
+    { "path": "packages/workflow-role-planner" },
     { "path": "packages/workflow-role-reviewer" },
     { "path": "packages/workflow-agent-cursor" },
     { "path": "packages/workflow-agent-hermes" },