feat: Add ClickUp Embed Service (#1465)

* Add Clickup Embed Service

* Transparency Icon


Co-authored-by: Tom Moor <tom.moor@gmail.com>

app/embeds/ClickUp.test.js

@@ -0,0 +1,17 @@
+/* eslint-disable flowtype/require-valid-file-annotation */
+import ClickUp from "./ClickUp";
+
+describe("ClickUp", () => {
+  const match = ClickUp.ENABLED[0];
+  test("to be enabled on share link", () => {
+    expect(
+      "https://share.clickup.com/b/h/6-9310960-2/c9d837d74182317".match(match)
+    ).toBeTruthy();
+  });
+
+  test("to not be enabled elsewhere", () => {
+    expect("https://share.clickup.com".match(match)).toBe(null);
+    expect("https://clickup.com/".match(match)).toBe(null);
+    expect("https://clickup.com/features".match(match)).toBe(null);
+  });
+});