feat: add table support in markdown

assets/scss/app.scss

@@ -19,6 +19,7 @@
 @import "components/forms";
 @import "components/images";
 @import "components/search";
+@import "components/tables";
 @import "layouts/footer";
 @import "layouts/header";
 @import "layouts/pages";

assets/scss/common/_dark.scss

@@ -291,3 +291,7 @@ body.dark .alert-primary {
 body.dark .figure-caption {
   color: $body-color-dark;
 }
+
+body.dark table {
+  @extend .table-dark;
+}

assets/scss/components/_tables.scss

@@ -0,0 +1,5 @@
+table {
+  @extend .table;
+
+  margin: 3rem 0;
+}