editor improvements

* add callout, youtube embed, image, video, table, detail, math
* fix attachments module
* other fixes

apps/client/src/features/editor/styles/table.css

@@ -0,0 +1,73 @@
+.tableWrapper {
+  margin-top: 3rem;
+  margin-bottom: 3rem;
+  overflow-x: auto;
+  & table {
+    overflow-x: hidden;
+  }
+}
+
+.ProseMirror {
+  table {
+    border-collapse: collapse;
+    margin: 0;
+    table-layout: fixed;
+    width: 100%;
+
+    td,
+    th {
+      border: 1px solid #ced4da;
+      box-sizing: border-box;
+      min-width: 1em;
+      padding: 3px 5px;
+      position: relative;
+      vertical-align: top;
+
+      &:first-of-type:not(a) {
+        margin-top: 0;
+      }
+
+      p {
+        margin: 0;
+
+        & + p {
+          margin-top: 0.75rem;
+        }
+      }
+    }
+
+    th {
+      background-color: light-dark(
+              var(--mantine-color-gray-1),
+              var(--mantine-color-dark-5)
+      );
+      font-weight: bold;
+      text-align: left;
+    }
+
+    .column-resize-handle {
+      background-color: #adf;
+      bottom: -2px;
+      position: absolute;
+      right: -2px;
+      pointer-events: none;
+      top: 0;
+      width: 4px;
+    }
+
+    .selectedCell:after {
+      background: rgba(200, 200, 255, 0.4);
+      content: "";
+      left: 0;
+      right: 0;
+      top: 0;
+      bottom: 0;
+      pointer-events: none;
+      position: absolute;
+      z-index: 2;
+    }
+
+  }
+}
+
+