fix(reads): proxy Preview Reads requests after internal rewrite (#1803)

Author: nadeaujoshua

deploy/dockerfiles/reads/reads.nginx.conf

@@ -77,8 +77,10 @@ server {
   add_header Pragma "no-cache";
 
   # Rewrite /preview-reads/* to /reads/* internally
-  location ~* ^/preview-reads(/.*)$ {
-    rewrite ^/preview-reads(/.*)$ /reads$1 break;
+  location ~* ^/preview-reads(/.*)?$ {
+    rewrite ^/preview-reads(/.*)?$ /reads$1? break;
+    proxy_pass http://127.0.0.1:8000;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
   }
 
   # Return not found by default for all paths