fix(coding-agent): preserve share page tool output indentation closes #3440

packages/coding-agent/test/export-html-whitespace.test.ts

@@ -0,0 +1,12 @@
+import { readFileSync } from "fs";
+import { describe, expect, it } from "vitest";
+
+describe("export HTML tool output whitespace", () => {
+	it("preserves whitespace for plain-text tool output containers", () => {
+		const css = readFileSync(new URL("../src/core/export-html/template.css", import.meta.url), "utf-8");
+
+		expect(css).toMatch(
+			/\.tool-output > div,\s*\.output-preview,\s*\.output-full\s*\{[\s\S]*?white-space:\s*pre-wrap;/,
+		);
+	});
+});