feat(ui): add Button, Modal, Spinner, Toast, and Tooltip components with styles

- Implemented Button component with various props for customization.
- Created Modal component with header, content, and footer subcomponents.
- Added Spinner component for loading indicators.
- Developed Toast component for displaying notifications.
- Introduced Tooltip component for contextual hints with keyboard shortcuts.
- Added corresponding CSS modules for styling each component.
- Updated index file to export new components.
- Configured TypeScript settings for the UI package.

convex/_generated/api.d.ts

@@ -17,13 +17,16 @@ import type * as dms from "../dms.js";
 import type * as files from "../files.js";
 import type * as gifs from "../gifs.js";
 import type * as invites from "../invites.js";
+import type * as links from "../links.js";
 import type * as members from "../members.js";
 import type * as messages from "../messages.js";
+import type * as polls from "../polls.js";
 import type * as presence from "../presence.js";
 import type * as reactions from "../reactions.js";
 import type * as readState from "../readState.js";
 import type * as recovery from "../recovery.js";
 import type * as roles from "../roles.js";
+import type * as savedMedia from "../savedMedia.js";
 import type * as serverSettings from "../serverSettings.js";
 import type * as storageUrl from "../storageUrl.js";
 import type * as typing from "../typing.js";
@@ -46,13 +49,16 @@ declare const fullApi: ApiFromModules<{
   files: typeof files;
   gifs: typeof gifs;
   invites: typeof invites;
+  links: typeof links;
   members: typeof members;
   messages: typeof messages;
+  polls: typeof polls;
   presence: typeof presence;
   reactions: typeof reactions;
   readState: typeof readState;
   recovery: typeof recovery;
   roles: typeof roles;
+  savedMedia: typeof savedMedia;
   serverSettings: typeof serverSettings;
   storageUrl: typeof storageUrl;
   typing: typeof typing;