feat: OpenMesh 基础平台与 MD/PDF 转换技能

- 后端: coworker 智能体框架, WS API, 文件上传, 附件处理
- 前端: Open WebUI, 文件全量走 upload API (含 MD/TXT/JSON 等文本类)
- 技能: md-to-office (pandoc + wkhtmltopdf)
- 修复: 上传文件路径丢失, Agent 搜索浪费, 输出文件跑到 uploads/
- 打包: PyInstaller one-dir, 预打包 pandoc/wkhtmltopdf/chromium

surfaces/gui/e2e/connector-page.spec.ts

@@ -0,0 +1,62 @@
+// Slack config is a detail SUBPAGE under Connectors (UX-DECISIONS §21): the list row
+// navigates to it, and the §19 flows — parked senders (Allow & deliver / Allow / ×)
+// and "listening" sessions — are filed under the workspace they belong to.
+import { expect } from "@playwright/test";
+import { test } from "./fixtures";
+
+async function openSlackPage(page) {
+  await page.goto("/");
+  await page.getByTestId("account-row").click();
+  await page.getByRole("button", { name: "Connectors", exact: true }).click();
+  await page.getByTestId("connector-slack").click();
+}
+
+test("list row status + navigation to the Slack page", async ({ page }) => {
+  await page.goto("/");
+  await page.getByTestId("account-row").click();
+  await page.getByRole("button", { name: "Connectors", exact: true }).click();
+
+  const row = page.getByTestId("connector-slack");
+  await expect(row).toContainText("2 workspaces · relay");
+  await row.click();
+  await expect(page.getByTestId("slack-workspaces")).toBeVisible();
+  // signed out (fixture default) → the status line leads with the actionable layer
+  await expect(page.getByTestId("slack-mode-badge")).toContainText("Sign-in needed");
+});
+
+test("parked sender files under ITS workspace; Allow & deliver adds to that allow-list only", async ({
+  page,
+}) => {
+  await openSlackPage(page);
+
+  // pk1 belongs to T1DL — its Waiting row renders in that workspace's group only.
+  const t1 = page.getByTestId("slack-workspace-T1DL");
+  await expect(t1.getByTestId("waiting-pk1")).toContainText("Maya");
+  await expect(t1.getByTestId("waiting-pk1")).toContainText("in #ocw-test");
+  await expect(t1.getByTestId("waiting-pk1")).toContainText("hey ocw, can you summarize this thread?");
+  await expect(page.getByTestId("slack-workspace-T2AC").getByTestId("waiting-pk1")).toHaveCount(0);
+
+  await page.getByTestId("parked-allow-deliver-pk1").click();
+  await expect(page.getByTestId("waiting-pk1")).toHaveCount(0);
+  // The sender lands on the T1DL allow-list; the sibling workspace stays empty.
+  await expect(t1).toContainText("U0NEW");
+  await expect(page.getByTestId("slack-workspace-T2AC")).not.toContainText("U0NEW");
+});
+
+test("parked sender can be dismissed without allowing", async ({ page }) => {
+  await openSlackPage(page);
+  await page.getByTestId("parked-dismiss-pk1").click();
+  await expect(page.getByTestId("waiting-pk1")).toHaveCount(0);
+  await expect(page.getByTestId("slack-workspace-T1DL")).not.toContainText("U0NEW");
+});
+
+test("sessions listening in a workspace: listed with unsubscribe", async ({ page }) => {
+  await openSlackPage(page);
+
+  const t1 = page.getByTestId("slack-workspace-T1DL");
+  await expect(t1.getByTestId("listening-slack")).toContainText("Weekly plan 1");
+  await expect(t1.getByTestId("listening-slack")).toContainText("#ocw-test");
+
+  await t1.getByTitle("Unsubscribe this session").click();
+  await expect(t1.getByTestId("listening-slack")).toHaveCount(0); // row hides when empty
+});