feat: add video widget (#287)

* feat: add nestjs replacement, remove nestjs

* feat: add video widget

* feat: add notice about youtube not supported with video.js

* fix: format issue

* fix: format issue

packages/widgets/src/video/component.module.css

@@ -0,0 +1,6 @@
+.video {
+  height: 100%;
+  width: 100%;
+  border-radius: var(--mantine-radius-md);
+  overflow: hidden;
+}