docs: sync all README.md files with current codebase

- Root README: add all 9 packages to table, update architecture diagram,
  refresh CLI reference from uwf --help
- New READMEs for 8 packages (cli-workflow, workflow-protocol,
  workflow-moderator, workflow-agent-kit, workflow-agent-hermes,
  workflow-agent-builtin, workflow-agent-claude-code, workflow-dashboard)
- Updated workflow-util README to match current exports
- All API sections verified against src/index.ts exports

小橘 🍊(NEKO Team)
This commit is contained in:
2026-05-23 15:00:05 +00:00
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# @uncaged/cli-workflow
`uwf` CLI — thread lifecycle, workflow registry, CAS inspection, and setup.
## Overview
Layer 4 entry point for the workflow engine. The `uwf` binary orchestrates one step per invocation: load thread head from `threads.yaml`, run the moderator, spawn the configured agent CLI, run extract, append a CAS step node, and update the head pointer (or archive when `$END`).
This package has no library `src/index.ts` — it is consumed as a CLI binary only.
**Dependencies:** `@uncaged/json-cas`, `@uncaged/json-cas-fs`, `@uncaged/workflow-agent-kit`, `@uncaged/workflow-moderator`, `@uncaged/workflow-protocol`, `@uncaged/workflow-util`, `commander`, `dotenv`, `yaml`
## Installation
Included as the `uwf` binary when you install `@uncaged/cli-workflow`:
```bash
bun add -g @uncaged/cli-workflow
# or from the monorepo:
bun link packages/cli-workflow
```
## CLI Usage
### Global options
```
-V, --version Show version
--format <json|yaml> Output format (default: json)
-h, --help Show help
```
### Thread
| Command | Description |
|---------|-------------|
| `uwf thread start <workflow> -p <prompt>` | Create a thread without executing |
| `uwf thread step <thread-id> [--agent <cmd>] [-c <count>]` | Execute one or more moderator→agent→extract cycles |
| `uwf thread show <thread-id>` | Show thread head pointer |
| `uwf thread list [--all]` | List active threads (`--all` includes archived) |
| `uwf thread steps <thread-id>` | List all steps chronologically |
| `uwf thread read <thread-id> [--quota N] [--before <hash>] [--start]` | Render thread as readable markdown |
| `uwf thread fork <step-hash>` | Fork from a specific step |
| `uwf thread step-details <step-hash>` | Dump full detail node as YAML |
| `uwf thread kill <thread-id>` | Terminate and archive |
Examples:
```bash
uwf thread start solve-issue -p "Fix the login redirect bug"
uwf thread step 01ARZ3NDEKTSV4RRFFQ69G5FAV
uwf thread step 01ARZ3NDEKTSV4RRFFQ69G5FAV -c 3 --agent uwf-builtin
uwf thread read 01ARZ3NDEKTSV4RRFFQ69G5FAV --quota 8000
```
### Workflow
| Command | Description |
|---------|-------------|
| `uwf workflow put <file.yaml>` | Register a workflow from YAML |
| `uwf workflow show <name-or-hash>` | Show workflow definition |
| `uwf workflow list` | List registered workflows |
### CAS
| Command | Description |
|---------|-------------|
| `uwf cas get <hash> [--timestamp]` | Read a CAS node |
| `uwf cas put <type-hash> <data>` | Store a node, print hash |
| `uwf cas put-text <text>` | Store plain text, print hash |
| `uwf cas has <hash>` | Check existence |
| `uwf cas refs <hash>` | List direct references |
| `uwf cas walk <hash>` | Recursive traversal |
| `uwf cas reindex` | Rebuild type index |
| `uwf cas schema list` | List registered schemas |
| `uwf cas schema get <hash>` | Show a schema |
### Setup
```bash
uwf setup
uwf setup --provider openai --base-url https://api.openai.com/v1 \
--api-key sk-... --model gpt-4o --agent hermes
```
Config: `~/.uncaged/workflow/config.yaml`. API keys: `~/.uncaged/workflow/.env`.
### Skill
| Command | Description |
|---------|-------------|
| `uwf skill cli` | Print markdown reference of all uwf commands (for agent skills) |
### Log
| Command | Description |
|---------|-------------|
| `uwf log list` | List log files with sizes |
| `uwf log show [--thread <id>] [--process <pid>] [--date YYYY-MM-DD]` | Show filtered log entries |
| `uwf log clean [--before YYYY-MM-DD]` | Delete old log files |
## Internal Structure
```
src/
├── cli.ts Commander entrypoint, command registration
├── format.ts JSON/YAML output formatting
├── store.ts CAS store + registry initialization
├── validate.ts Workflow YAML validation
├── schemas.ts CLI-local schema registration
└── commands/
├── thread.ts Thread lifecycle and step execution
├── workflow.ts Workflow registry (put/show/list)
├── cas.ts CAS inspection and schema ops
├── setup.ts Interactive/non-interactive setup
├── skill.ts Built-in skill references
└── log.ts Process debug log management
```
## Configuration
| File | Purpose |
|------|---------|
| `~/.uncaged/workflow/config.yaml` | Providers, models, default agent |
| `~/.uncaged/workflow/.env` | API keys (referenced by `apiKeyEnv` in config) |
| `~/.uncaged/workflow/registry.yaml` | Workflow name → CAS hash |
| `~/.uncaged/workflow/threads.yaml` | Active thread head pointers |
| `~/.uncaged/workflow/cas/` | Content-addressed node storage |
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# @uncaged/workflow-agent-builtin
`uwf-builtin` agent — built-in LLM agent with file read/write and shell tools.
## Overview
Layer 3 agent implementation. Runs an OpenAI-compatible chat completion loop with built-in tools (`read_file`, `write_file`, `run_command`). Uses the configured provider/model from `config.yaml`. Produces frontmatter markdown output and stores turn-by-turn session detail in CAS.
Useful when you want a self-contained agent without an external CLI like Hermes or Claude Code.
**Dependencies:** `@uncaged/json-cas`, `@uncaged/workflow-agent-kit`, `@uncaged/workflow-util`
## Installation
Included as the `uwf-builtin` binary when you install `@uncaged/workflow-agent-builtin`:
```bash
bun add -g @uncaged/workflow-agent-builtin
```
## CLI Usage
Invoked by `uwf thread step`:
```bash
uwf-builtin <thread-id> <role>
```
Configure as default agent:
```bash
uwf setup --agent builtin
```
Override per step:
```bash
uwf thread step <thread-id> --agent uwf-builtin
```
Environment variables set by the engine:
| Variable | Purpose |
|----------|---------|
| `UWF_EDGE_PROMPT` | Moderator edge instruction for this step |
## API
All exports come from `src/index.ts`.
### Agent factory
```typescript
function createBuiltinAgent(): () => Promise<void>
function buildBuiltinMessages(ctx: AgentContext): ChatMessage[]
```
### LLM loop
```typescript
const BUILTIN_MAX_TURNS = 30;
const BUILTIN_CONTINUE_MAX_TURNS = 5;
function runBuiltinLoop(/* options: RunBuiltinLoopOptions */): Promise<RunBuiltinLoopResult>
function chatCompletionWithTools(
provider: ResolvedLlmProvider,
messages: ChatMessage[],
tools: OpenAiToolDefinition[],
): Promise<LlmAssistantResponse>
```
`RunBuiltinLoopOptions` and `RunBuiltinLoopResult` are internal to `loop.ts` and not re-exported from `index.ts`.
### Tools
```typescript
function getBuiltinTools(): readonly BuiltinTool[]
function executeBuiltinTool(
name: string,
args: Record<string, unknown>,
ctx: ToolContext,
): Promise<string>
```
### Session and detail
```typescript
function initSessionDir(storageRoot: string): Promise<void>
function appendSessionTurn(storageRoot: string, sessionId: string, turn: BuiltinTurnPayload): Promise<void>
function readSessionTurns(storageRoot: string, sessionId: string): Promise<BuiltinTurnPayload[]>
function removeSession(storageRoot: string, sessionId: string): Promise<void>
function registerBuiltinSchemas(store: Store): Promise<BuiltinSchemaHashes>
function storeBuiltinDetail(store: Store, payload: BuiltinDetailPayload): Promise<string>
```
### Types
```typescript
type ChatMessage = /* system | user | assistant | tool */;
type LlmAssistantResponse = { content: string | null; toolCalls: LlmToolCall[] | null };
type LlmToolCall = { id: string; name: string; arguments: string };
type BuiltinTool = { name: string; description: string; parameters: Record<string, unknown> };
type ToolContext = { cwd: string; storageRoot: string };
type BuiltinDetailPayload = { /* session turns, model, timestamps */ };
type BuiltinLoopTurn = { /* single loop iteration record */ };
type BuiltinToolCallRecord = { /* tool call audit */ };
type BuiltinToolResultRecord = { /* tool result audit */ };
type BuiltinTurnPayload = { /* persisted turn */ };
```
## Internal Structure
```
src/
├── index.ts
├── cli.ts Binary entrypoint
├── agent.ts createBuiltinAgent
├── loop.ts Multi-turn LLM + tool loop
├── prompt.ts buildBuiltinMessages
├── session.ts Session directory persistence
├── detail.ts CAS detail node storage
├── schemas.ts Builtin CAS schemas
├── types.ts Detail and turn payload types
├── llm/
│ ├── index.ts
│ ├── llm.ts chatCompletionWithTools
│ └── types.ts ChatMessage, LlmToolCall, etc.
└── tools/
├── index.ts getBuiltinTools, executeBuiltinTool
├── read-file.ts
├── write-file.ts
├── run-command.ts
├── path.ts
└── types.ts
```
## Configuration
Requires a configured OpenAI-compatible provider and model in `~/.uncaged/workflow/config.yaml` (via `uwf setup`). API keys are loaded from `~/.uncaged/workflow/.env`.
Tools run with the current working directory as `ToolContext.cwd` (typically the directory where `uwf thread step` was invoked).
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# @uncaged/workflow-agent-claude-code
`uwf-claude-code` agent — spawns the Claude Code CLI and captures session detail.
## Overview
Layer 3 agent implementation. Spawns the `claude` CLI with a composed system prompt (role definition, task, prior steps, edge prompt). Parses stream or JSON stdout, caches session IDs for multi-turn continuation, and stores raw output plus structured detail in CAS.
**Dependencies:** `@uncaged/json-cas`, `@uncaged/workflow-agent-kit`
## Installation
Included as the `uwf-claude-code` binary when you install `@uncaged/workflow-agent-claude-code`:
```bash
bun add -g @uncaged/workflow-agent-claude-code
```
Requires the `claude` CLI on `PATH`.
## CLI Usage
Invoked by `uwf thread step`:
```bash
uwf-claude-code <thread-id> <role>
```
Configure or override the agent:
```bash
uwf setup --agent claude-code
uwf thread step <thread-id> --agent uwf-claude-code
```
Environment variables set by the engine:
| Variable | Purpose |
|----------|---------|
| `UWF_EDGE_PROMPT` | Moderator edge instruction for this step |
## API
All exports come from `src/index.ts`.
### Agent factory
```typescript
function createClaudeCodeAgent(): () => Promise<void>
function buildClaudeCodePrompt(ctx: AgentContext): string
```
### Session detail
```typescript
function parseClaudeCodeStreamOutput(stdout: string): ClaudeCodeParsedResult | null
function parseClaudeCodeJsonOutput(stdout: string): ClaudeCodeParsedResult | null
function storeClaudeCodeDetail(
store: Store,
parsed: ClaudeCodeParsedResult,
sessionId: string,
): Promise<string>
function storeClaudeCodeRawOutput(store: Store, rawOutput: string): Promise<string>
```
## Usage (library)
```typescript
import { createClaudeCodeAgent, buildClaudeCodePrompt } from "@uncaged/workflow-agent-claude-code";
const main = createClaudeCodeAgent();
void main();
```
## Internal Structure
```
src/
├── index.ts
├── cli.ts Binary entrypoint
├── claude-code.ts createClaudeCodeAgent, buildClaudeCodePrompt, spawn logic
├── session-detail.ts Parse stdout, store CAS detail nodes
├── schemas.ts Claude Code detail CAS schemas
└── types.ts ClaudeCodeParsedResult, message shapes
```
## Configuration
Uses session caching from `@uncaged/workflow-agent-kit` (`getCachedSessionId` / `setCachedSessionId`). No separate config file — relies on the Claude Code CLI's own authentication.
Maximum turns per invocation: 90 (constant in `claude-code.ts`).
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# @uncaged/workflow-agent-hermes
`uwf-hermes` agent — spawns Hermes chat via ACP and captures session detail.
## Overview
Layer 3 agent implementation. Wraps the Hermes CLI using the Agent Client Protocol (ACP). On first visit to a role it sends a composed prompt (role definition, task, history, edge prompt); on continuation it resumes the cached session. Session transcripts and raw output are stored as CAS detail nodes.
**Dependencies:** `@uncaged/json-cas`, `@uncaged/workflow-agent-kit`, `@uncaged/workflow-protocol`, `@uncaged/workflow-util`
## Installation
Included as the `uwf-hermes` binary when you install `@uncaged/workflow-agent-hermes`:
```bash
bun add -g @uncaged/workflow-agent-hermes
```
Requires the `hermes` CLI on `PATH`.
## CLI Usage
Invoked by `uwf thread step` (not typically run directly):
```bash
uwf-hermes <thread-id> <role>
```
Environment variables set by the engine:
| Variable | Purpose |
|----------|---------|
| `UWF_EDGE_PROMPT` | Moderator edge instruction for this step |
Configure as the default agent via `uwf setup --agent hermes`.
Override per step:
```bash
uwf thread step <thread-id> --agent uwf-hermes
```
## API
All exports come from `src/index.ts`.
### Agent factory
```typescript
function createHermesAgent(): () => Promise<void>
function buildHermesPrompt(ctx: AgentContext): string
```
### ACP client
```typescript
class HermesAcpClient {
// Spawns hermes, handles JSON-RPC over stdio
}
```
## Usage (library)
```typescript
import { createHermesAgent, buildHermesPrompt } from "@uncaged/workflow-agent-hermes";
// CLI entry (src/cli.ts):
const main = createHermesAgent();
void main();
```
## Internal Structure
```
src/
├── index.ts
├── cli.ts Binary entrypoint
├── hermes.ts createHermesAgent, buildHermesPrompt
├── acp-client.ts HermesAcpClient — ACP JSON-RPC over stdio
├── session-cache.ts Session ID cache (re-exports kit helpers + isResumeDisabled)
├── session-detail.ts Parse Hermes session JSON, store CAS detail nodes
├── schemas.ts Hermes detail CAS schemas
└── types.ts HermesSessionJson, HermesSessionMessage
```
## Configuration
Uses workflow config from `~/.uncaged/workflow/config.yaml` (via agent-kit). Hermes session files are stored under the workflow storage root (see `session-detail.ts`).
Set `UWF_HERMES_NO_RESUME=1` to disable session resume (see `isResumeDisabled` in `session-cache.ts`).
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# @uncaged/workflow-agent-kit
Agent framework — `createAgent` factory, context builder, frontmatter fast-path, and LLM extract pipeline.
## Overview
Layer 2 agent framework. Provides the standard entrypoint for all agent CLIs: parse `<thread-id> <role>` from argv, load thread/workflow context from CAS, invoke the agent's `run`/`continue` functions, validate output via frontmatter fast-path or LLM extract, and write a `StepNodePayload` to CAS.
Also exports prompt builders, config/storage helpers, and session ID caching for multi-turn agents.
**Dependencies:** `@uncaged/json-cas`, `@uncaged/json-cas-fs`, `@uncaged/workflow-protocol`, `@uncaged/workflow-util`, `dotenv`, `yaml`
## Installation
```bash
bun add @uncaged/workflow-agent-kit
```
## API
All exports come from `src/index.ts`.
### Agent factory
```typescript
function createAgent(options: AgentOptions): () => Promise<void>
type AgentOptions = {
name: string;
run: AgentRunFn;
continue: AgentContinueFn;
};
type AgentRunFn = (ctx: AgentContext) => Promise<AgentRunResult>;
type AgentContinueFn = (
sessionId: string,
message: string,
store: AgentContext["store"],
) => Promise<AgentRunResult>;
type AgentRunResult = {
output: string;
detailHash: string;
sessionId: string;
};
```
Agent CLIs call `createAgent(...)` and invoke the returned function as `main()`.
### Context
```typescript
function buildContext(threadId: ThreadId, role: string): Promise<AgentContext>
function buildContextWithMeta(
threadId: ThreadId,
role: string,
): Promise<AgentContext & { meta: BuildContextMeta }>
type AgentContext = ModeratorContext & {
threadId: ThreadId;
role: string;
store: Store;
workflow: WorkflowPayload;
outputFormatInstruction: string;
edgePrompt: string;
isFirstVisit: boolean;
};
type BuildContextMeta = {
storageRoot: string;
store: Store;
schemas: AgentStore["schemas"];
headHash: CasRef;
chain: ChainState;
};
```
Requires `UWF_EDGE_PROMPT` in the environment (set by `uwf thread step`).
### Prompt builders
```typescript
function buildRolePrompt(role: RoleDefinition): string
function buildOutputFormatInstruction(schema: JSONSchema): string
function buildContinuationPrompt(
ctx: AgentContext,
priorOutput: string,
instruction: string,
): string
```
### Extract pipeline
```typescript
function resolveExtractModelAlias(config: WorkflowConfig): ModelAlias
function resolveModel(config: WorkflowConfig, alias: ModelAlias): ResolvedLlmProvider
function extract(
rawOutput: string,
outputSchema: CasRef,
config: WorkflowConfig,
): Promise<ExtractResult>
type ResolvedLlmProvider = { baseUrl: string; apiKey: string; model: string };
type ExtractResult = { value: unknown; hash: CasRef };
```
### Frontmatter fast-path
```typescript
function tryFrontmatterFastPath(
rawOutput: string,
outputSchema: CasRef,
store: Store,
): Promise<FrontmatterFastPathResult | null>
type FrontmatterFastPathResult = { body: string; outputHash: CasRef };
```
### Session cache
```typescript
function getCachedSessionId(threadId: ThreadId, role: string): Promise<string | null>
function setCachedSessionId(
threadId: ThreadId,
role: string,
sessionId: string,
): Promise<void>
```
### Config and storage
```typescript
function getConfigPath(storageRoot: string): string
function getEnvPath(storageRoot: string): string
function resolveStorageRoot(): string
function loadWorkflowConfig(storageRoot: string): Promise<WorkflowConfig>
```
## Usage
```typescript
import { createAgent, buildRolePrompt } from "@uncaged/workflow-agent-kit";
import type { AgentContext, AgentRunResult } from "@uncaged/workflow-agent-kit";
async function run(ctx: AgentContext): Promise<AgentRunResult> {
const prompt = buildRolePrompt(ctx.workflow.roles[ctx.role]!);
// ... spawn external process, capture output ...
return { output: markdown, detailHash: "...", sessionId: "..." };
}
async function continueSession(
sessionId: string,
message: string,
): Promise<AgentRunResult> {
// ... continue multi-turn session ...
return { output: markdown, detailHash: "...", sessionId };
}
export const main = createAgent({ name: "my-agent", run, continue: continueSession });
```
## Internal Structure
```
src/
├── index.ts
├── run.ts createAgent entrypoint
├── context.ts Thread chain walk, AgentContext builder
├── extract.ts LLM structured extract fallback
├── frontmatter.ts Frontmatter fast-path validation
├── build-role-prompt.ts Role definition → prompt text
├── build-output-format-instruction.ts
├── build-continuation-prompt.ts
├── session-cache.ts Per-thread/session ID persistence
├── storage.ts CAS store, config, threads index
├── schemas.ts Agent CAS schema registration
└── types.ts AgentContext, AgentOptions, etc.
```
## Configuration
Reads `config.yaml` and `.env` from the workflow storage root (`~/.uncaged/workflow` by default). See `@uncaged/workflow-protocol` for `WorkflowConfig` shape. Set via `uwf setup`.
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# @uncaged/workflow-dashboard
Web graph editor for visualizing and editing workflow YAML definitions.
## Overview
A private alpha web app (not part of the runtime engine stack). Provides a React + `@xyflow/react` canvas for editing workflow roles, conditions, and graph transitions. Uses `@uncaged/workflow-protocol` types for validation and YAML round-tripping.
Planned integration: local `uwf connect` over WebSocket to sync YAML between CLI and the browser editor. The REST API and Elysia backend are currently stubs for development.
**Dependencies:** `@uncaged/workflow-protocol`, `@xyflow/react`, React 19, react-router v7, Vite 8, Tailwind CSS v4, Elysia
## Installation
Monorepo-only ( `"private": true` ). Not published to npm.
```bash
cd packages/workflow-dashboard
bun install --no-cache
```
## CLI Usage
Start the Vite dev server (port 3000):
```bash
cd packages/workflow-dashboard
bun run dev
```
Build for production:
```bash
bun run build
```
Open `http://localhost:3000` in a browser.
## Internal Structure
```
workflow-dashboard/
├── server.ts Vite dev server entry (port 3000)
├── vite.config.ts Vite + React + Tailwind + Elysia plugin
├── vite-dev.ts Custom Vite plugin
├── index.html
├── components.json shadcn configuration
├── server/
│ ├── api.ts Elysia REST API (health + workflow CRUD stub)
│ └── workflow.ts Workflow file read/write + format conversion
└── src/
├── main.tsx React DOM entry
├── app.tsx Root layout
├── router.tsx Hash-mode routes
├── index.css
├── lib/utils.ts Tailwind cn() helper
├── components/ui/ shadcn components (button, card, dialog, input, …)
├── pages/
│ ├── home.tsx Workflow list
│ ├── detail.tsx Workflow detail view
│ └── editor.tsx Full editor page
└── editor/ Core graph editor
├── flow.tsx FlowEditor component
├── context.tsx State (useSyncExternalStore + Immer)
├── injection.ts DI container
├── type.ts Internal editor types
├── model/ Node/edge state model
├── nodes/ Start, role, end node components
├── edges/ Conditional edge rendering
├── panel/ Toolbar, add/edit panels
├── trans/ YAML ↔ graph conversion (trans-in, trans-out, validate)
├── layout/ Auto-layout
└── utils/ Event helpers, click-outside hook
```
## Configuration
| Setting | Default | Notes |
|---------|---------|-------|
| Dev server port | `3000` | Set in `server.ts` |
| Workflow storage (dev) | `tmp/workflow/` | YAML files during development |
| Path alias | `@/``src/` | Configured in `vite.config.ts` |
No library API — this package is an application, not importable as a module.
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# @uncaged/workflow-moderator
JSONata-based graph evaluator — determines the next role or `$END` with zero LLM cost.
## Overview
The moderator (Layer 1) walks the workflow graph from the current role. For each outgoing transition it evaluates an optional JSONata condition against `ModeratorContext` (start prompt + prior step outputs). The first truthy transition wins; its target role and edge prompt are returned. When no transition matches, the workflow ends (`$END`).
**Dependencies:** `@uncaged/workflow-protocol`, `jsonata`
## Installation
```bash
bun add @uncaged/workflow-moderator
```
## API
### Functions
```typescript
function evaluate(
workflow: WorkflowPayload,
context: ModeratorContext,
): Promise<Result<EvaluateResult, Error>>
```
Returns `{ ok: true, value: { role, prompt } }` where `role` is the next role name or `"$END"`, and `prompt` is the edge instruction for the agent.
### Types
```typescript
type EvaluateResult = {
role: string;
prompt: string;
};
```
The `Result<T, E>` type is local to this package (`{ ok: true; value: T } | { ok: false; error: E }`), not re-exported from `index.ts`.
## Usage
```typescript
import { evaluate } from "@uncaged/workflow-moderator";
import type { ModeratorContext, WorkflowPayload } from "@uncaged/workflow-protocol";
const result = await evaluate(workflow, context);
if (result.ok && result.value.role !== "$END") {
console.log(`Next role: ${result.value.role}, prompt: ${result.value.prompt}`);
}
```
## Internal Structure
```
src/
├── index.ts Public exports
├── evaluate.ts Graph walk + JSONata condition evaluation
└── types.ts EvaluateResult, Result
```
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# @uncaged/workflow-protocol
Shared TypeScript types and JSON Schema constants for the workflow engine.
## Overview
This is the contract layer (Layer 0). It defines `WorkflowPayload`, thread node payloads, moderator context, CLI output shapes, and configuration types used across every other package. It has no runtime logic beyond exporting schema objects from `@uncaged/json-cas`.
**Dependencies:** `@uncaged/json-cas`, `@uncaged/json-cas-fs`
## Installation
```bash
bun add @uncaged/workflow-protocol
```
## API
All exports come from `src/index.ts`.
### JSON Schema constants
```typescript
START_NODE_SCHEMA: JSONSchema
STEP_NODE_SCHEMA: JSONSchema
WORKFLOW_SCHEMA: JSONSchema
```
### Core identifiers
```typescript
type CasRef = string // XXH64 hash, 13-char Crockford Base32
type ThreadId = string // ULID, 26-char Crockford Base32
type WorkflowName = string
type RoleName = string
```
### Workflow definition
```typescript
type RoleDefinition = {
description: string;
goal: string;
capabilities: string[];
procedure: string;
output: string;
frontmatter: CasRef;
};
type Transition = {
role: string;
condition: string | null;
prompt: string;
};
type ConditionDefinition = {
description: string;
expression: string;
};
type WorkflowPayload = {
name: string;
description: string;
roles: Record<string, RoleDefinition>;
conditions: Record<string, ConditionDefinition>;
graph: Record<string, Transition[]>;
};
```
### Thread nodes
```typescript
type StepRecord = {
role: string;
output: CasRef;
detail: CasRef;
agent: string;
edgePrompt: string;
};
type StartNodePayload = {
workflow: CasRef;
prompt: string;
};
type StepNodePayload = StepRecord & {
start: CasRef;
prev: CasRef | null;
};
```
### Moderator context
```typescript
type StepContext = Omit<StepRecord, "output"> & { output: unknown };
type ModeratorContext = {
start: StartNodePayload;
steps: StepContext[];
};
```
### Configuration
```typescript
type ProviderAlias = string;
type ModelAlias = string;
type AgentAlias = string;
type ProviderConfig = { baseUrl: string; apiKeyEnv: string };
type ModelConfig = {
provider: ProviderAlias;
name: string;
};
type AgentConfig = {
command: string;
args: string[];
};
type WorkflowConfig = {
providers: Record<ProviderAlias, ProviderConfig>;
models: Record<ModelAlias, ModelConfig>;
agents: Record<AgentAlias, AgentConfig>;
defaultAgent: AgentAlias;
agentOverrides: Record<WorkflowName, Record<RoleName, AgentAlias>> | null;
defaultModel: ModelAlias;
modelOverrides: Record<Scenario, ModelAlias> | null;
};
```
### CLI output types
```typescript
type StartOutput = { workflow: CasRef; thread: ThreadId };
type StepOutput = {
workflow: CasRef;
thread: ThreadId;
head: CasRef;
done: boolean;
};
type StepEntry = {
hash: CasRef;
role: string;
output: unknown;
detail: CasRef;
agent: string;
timestamp: number;
};
type StartEntry = {
hash: CasRef;
workflow: CasRef;
prompt: string;
timestamp: number;
};
type ThreadStepsOutput = {
thread: ThreadId;
workflow: CasRef;
steps: [StartEntry, ...StepEntry[]];
};
type ThreadForkOutput = {
thread: ThreadId;
forkedFrom: { step: CasRef };
};
type ThreadListItem = {
thread: ThreadId;
workflow: CasRef;
head: CasRef;
};
type ThreadsIndex = Record<ThreadId, CasRef>;
type Scenario = string;
```
## Internal Structure
```
src/
├── index.ts Public re-exports
├── types.ts All type definitions
└── schemas.ts START_NODE_SCHEMA, STEP_NODE_SCHEMA, WORKFLOW_SCHEMA
```
## Configuration
This package defines `WorkflowConfig` types only. Runtime config loading lives in `@uncaged/workflow-agent-kit` (`loadWorkflowConfig`).
+129 -16
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@@ -1,32 +1,145 @@
# @uncaged/workflow-util
Shared utilities: encoding, IDs, logging, storage paths, and ref-field normalization.
Shared utilities: encoding, IDs, logging, frontmatter parsing, storage paths, and CLI reference generation.
## What This Package Does
## Overview
It provides filesystem-safe Base32 and ULID generation, the structured logger used across packages, helpers for the default workflow data directory and global CAS path, and utilities to merge/normalize `refs` on steps. It re-exports `ok`/`err` from protocol for convenience.
Layer 1 shared infrastructure used across CLI, agent-kit, and agent packages. Provides Crockford Base32 encoding, ULID generation, structured logging with fixed 8-char tags, frontmatter markdown parsing/validation, process-level debug logging, and helpers for the default workflow data directory.
## Key Exports
**Dependencies:** none (standalone)
From `src/index.ts`:
## Installation
- **Base32:** `CROCKFORD_BASE32_ALPHABET`, `decodeCrockfordBase32Bits`, `decodeCrockfordToUint64`, `encodeCrockfordBase32Bits`, `encodeUint64AsCrockford`
- **Logger:** `createLogger`
- **Refs:** `mergeRefsWithContentHash`, `normalizeRefsField`
- **Result:** `ok`, `err` (from `@uncaged/workflow-protocol`)
- **Paths:** `getDefaultWorkflowStorageRoot`, `getGlobalCasDir`
- **ULID:** `generateUlid`
- **Types:** `CreateLoggerOptions`, `LogFn`, `LoggerSink`, `Result`
```bash
bun add @uncaged/workflow-util
```
## Dependencies
## API
- **Workspace:** `@uncaged/workflow-protocol``Result` and shared types used by helpers
All exports come from `src/index.ts`.
### Encoding and IDs
```typescript
function encodeUint64AsCrockford(value: bigint): string
function generateUlid(nowMs: number): string
```
### Logging
```typescript
function createLogger(options?: { sink: { kind: "stderr" } }): LogFn
type LogFn = (tag: string, message: string) => void
// CreateLoggerOptions and LoggerSink are internal types
```
### Process logger
```typescript
function createProcessLogger(options: CreateProcessLoggerOptions): ProcessLogger
type ProcessLogger = {
pid: string;
log: ProcessLogFn;
};
type ProcessLoggerContext = {
thread: string | null;
workflow: string | null;
};
type CreateProcessLoggerOptions = {
storageRoot: string | null;
context: ProcessLoggerContext;
};
type ProcessLogFn = (
tag: string,
msg: string,
context: Record<string, string> | null,
) => void;
```
### Frontmatter markdown
```typescript
function parseFrontmatterMarkdown(raw: string): ParsedFrontmatterMarkdown
function validateFrontmatter(
parsed: ParsedFrontmatterMarkdown,
schema: Record<string, unknown>,
): FrontmatterValidationError[]
type ParsedFrontmatterMarkdown = {
frontmatter: Record<string, unknown>;
body: string;
};
type AgentFrontmatter = { /* standard agent frontmatter fields */ };
type FrontmatterScope = string;
type FrontmatterStatus = string;
type FrontmatterValidationError = { path: string; message: string };
```
### Result helpers
```typescript
function ok<T>(value: T): Result<T, never>
function err<E>(error: E): Result<never, E>
type Result<T, E> = { ok: true; value: T } | { ok: false; error: E }
```
### Storage paths
```typescript
function getDefaultWorkflowStorageRoot(): string
function getGlobalCasDir(storageRoot: string | undefined): string
```
### Refs and misc
```typescript
function normalizeRefsField(value: unknown): string[]
function generateCliReference(): string
function env(name: string, fallback: string): string
```
## Usage
```typescript
import { createLogger, getDefaultWorkflowStorageRoot, generateUlid } from "@uncaged/workflow-util";
import {
createLogger,
generateUlid,
getDefaultWorkflowStorageRoot,
parseFrontmatterMarkdown,
} from "@uncaged/workflow-util";
const log = createLogger();
log("4KNMR2PX", "example");
log("4KNMR2PX", "Loading workflow...");
const root = getDefaultWorkflowStorageRoot();
const threadId = generateUlid(Date.now());
```
## Internal Structure
```
src/
├── index.ts
├── base32.ts Crockford Base32 encode/decode
├── ulid.ts ULID generation
├── logger.ts Structured logger
├── process-logger/ Process-level debug log files
├── frontmatter-markdown/ Parse and validate agent frontmatter
├── refs-field.ts Normalize refs arrays on CAS nodes
├── result.ts ok / err helpers
├── storage-root.ts Default ~/.uncaged/workflow paths
├── env.ts Environment variable helper
├── cli-reference.ts Markdown CLI reference generator
└── types.ts LogFn, Result, logger options
```
## Configuration
`getDefaultWorkflowStorageRoot()` resolves to `~/.uncaged/workflow` unless overridden by environment (see `storage-root.ts`).