Add CLI config, bin scripts, CI workflow and types

bin/run.js

@@ -0,0 +1,23 @@
+#!/usr/bin/env node
+import { run } from '@oclif/core';
+import { fileURLToPath } from 'url';
+import { dirname, join } from 'path';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = dirname(join(__filename, '..'));
+
+async function main() {
+  await run(process.argv.slice(2), {
+    name: 'testspec',
+    version: '1.0.0',
+    description: 'Convert natural language requirements into structured unit test cases',
+    root: __dirname,
+    bin: 'testspec',
+    commands: join(__dirname, 'dist', 'commands'),
+  });
+}
+
+main().catch((error) => {
+  console.error(error);
+  process.exit(1);
+});