init: bun workspace + RFC-001 workflow engine design

- @uncaged/workflow (core lib) + @uncaged/cli-workflow (CLI)
- RFC-001: full design doc covering storage, threading, CLI

小橘 <xiaoju@shazhou.work>

packages/cli-workflow/package.json

@@ -0,0 +1,15 @@
+{
+  "name": "@uncaged/cli-workflow",
+  "version": "0.1.0",
+  "type": "module",
+  "bin": {
+    "uncaged-workflow": "src/cli.ts"
+  },
+  "dependencies": {
+    "@uncaged/workflow": "workspace:*"
+  },
+  "scripts": {
+    "build": "echo 'TODO'",
+    "test": "bun test"
+  }
+}

packages/cli-workflow/src/cli.ts

@@ -0,0 +1,3 @@
+#!/usr/bin/env bun
+// @uncaged/cli-workflow - uncaged-workflow CLI
+console.log('uncaged-workflow');

packages/workflow/package.json

@@ -0,0 +1,11 @@
+{
+  "name": "@uncaged/workflow",
+  "version": "0.1.0",
+  "type": "module",
+  "main": "src/index.ts",
+  "types": "src/index.ts",
+  "scripts": {
+    "build": "echo 'TODO'",
+    "test": "bun test"
+  }
+}

packages/workflow/src/index.ts

@@ -0,0 +1,2 @@
+// @uncaged/workflow - core library
+export {};