Ship file viewer, editor improvements, and private package releases

packages/block-editor/test/rich-text.test.ts

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+import { expect, test } from "bun:test";
+import { Window } from "happy-dom";
+import { readBuilderText, mountInlineRichText } from "../src/rich-text.ts";
+
+test("inline rich text extracts only supported semantics", () => {
+  const window = new Window();
+  const element = window.document.createElement("p");
+  element.innerHTML = 'Hello <strong>bold <em>and italic</em></strong><br><u>line</u><script>bad()</script>';
+  expect(readBuilderText(element as unknown as HTMLElement)).toEqual([{text:"Hello "},{text:"bold ",bold:true},{text:"and italic",bold:true,italic:true},{text:"\n"},{text:"line",underline:true}]);
+});
+
+test("rich editor commits semantic input and cleans up on Done", () => {
+  const window = new Window();
+  const element = window.document.createElement("p");
+  window.document.body.append(element);
+  const updates: unknown[] = []; let finished = 0;
+  mountInlineRichText(window.document as unknown as Document, element as unknown as HTMLElement, "hello", (text, runs) => updates.push({text,runs}), () => finished++);
+  expect(element.contentEditable).toBe("true");
+  element.innerHTML = "<strong>bold</strong>";
+  element.dispatchEvent(new window.Event("input"));
+  expect(updates).toEqual([{text:"bold",runs:[{text:"bold",bold:true}]}]);
+  (window.document.querySelector('button[aria-label="Done"]') as any).click();
+  expect(finished).toBe(1);
+  expect(element.contentEditable).toBe("false");
+  expect(window.document.querySelector('[role="toolbar"]')).toBeNull();
+});