Hide cw pictures behind a summary/details (#483)

* Hide cw pictures behind a summary/details
* refactor md_to_html a bit and add cw support
* use random id for cw checkbox

plume-models/src/users.rs

@@ -209,7 +209,13 @@ impl User {
             .set((
                 users::display_name.eq(name),
                 users::email.eq(email),
-                users::summary_html.eq(utils::md_to_html(&summary, "", false).0),
+                users::summary_html.eq(utils::md_to_html(
+                    &summary,
+                    "",
+                    false,
+                    Some(Media::get_media_processor(conn, vec![self])),
+                )
+                .0),
                 users::summary.eq(summary),
             ))
             .execute(conn)?;
@@ -868,7 +874,7 @@ impl NewUser {
                 display_name,
                 is_admin,
                 summary: summary.to_owned(),
-                summary_html: SafeString::new(&utils::md_to_html(&summary, "", false).0),
+                summary_html: SafeString::new(&utils::md_to_html(&summary, "", false, None).0),
                 email: Some(email),
                 hashed_password: Some(password),
                 instance_id: Instance::get_local(conn)?.id,