feat: add onboard reset option

src/commands/onboard-types.ts

@@ -33,6 +33,7 @@ export type OnboardOptions = {
   flow?: "quickstart" | "advanced";
   workspace?: string;
   nonInteractive?: boolean;
+  reset?: boolean;
   authChoice?: AuthChoice;
   /** Used when `authChoice=token` in non-interactive mode. */
   tokenProvider?: string;

src/commands/onboard.ts

@@ -1,6 +1,9 @@
+import { readConfigFileSnapshot } from "../config/config.js";
 import { assertSupportedRuntime } from "../infra/runtime-guard.js";
 import type { RuntimeEnv } from "../runtime.js";
 import { defaultRuntime } from "../runtime.js";
+import { resolveUserPath } from "../utils.js";
+import { DEFAULT_WORKSPACE, handleReset } from "./onboard-helpers.js";
 import { runInteractiveOnboarding } from "./onboard-interactive.js";
 import { runNonInteractiveOnboarding } from "./onboard-non-interactive.js";
 import type { OnboardOptions } from "./onboard-types.js";
@@ -15,6 +18,16 @@ export async function onboardCommand(
   const normalizedOpts =
     authChoice === opts.authChoice ? opts : { ...opts, authChoice };
 
+  if (normalizedOpts.reset) {
+    const snapshot = await readConfigFileSnapshot();
+    const baseConfig = snapshot.valid ? snapshot.config : {};
+    const workspaceDefault =
+      normalizedOpts.workspace ??
+      baseConfig.agents?.defaults?.workspace ??
+      DEFAULT_WORKSPACE;
+    await handleReset("full", resolveUserPath(workspaceDefault), runtime);
+  }
+
   if (process.platform === "win32") {
     runtime.log(
       [