Rename Foundry handoffs to tasks (#239)

* Restore foundry onboarding stack

* Consolidate foundry rename

* Create foundry tasks without prompts

* Rename Foundry handoffs to tasks

foundry/packages/cli/test/task-editor.test.ts

@@ -0,0 +1,25 @@
+import { describe, expect, it } from "vitest";
+import { sanitizeEditorTask } from "../src/task-editor.js";
+
+describe("task editor helpers", () => {
+  it("strips comment lines and trims whitespace", () => {
+    const value = sanitizeEditorTask(`
+# comment
+Implement feature
+
+# another comment
+with more detail
+`);
+
+    expect(value).toBe("Implement feature\n\nwith more detail");
+  });
+
+  it("returns empty string when only comments are present", () => {
+    const value = sanitizeEditorTask(`
+# hello
+# world
+`);
+
+    expect(value).toBe("");
+  });
+});