misc fixes: cors + disable buffering for uploads (#2395)

- ensure pages endpoint support CORS for local dev
- disable proxy request buffering to support large uploads

backend/btrixcloud/pages.py

@@ -1159,6 +1159,11 @@ def init_pages_api(
         response.headers["Access-Control-Allow-Headers"] = "*"
         return paginated_format(pages, total, page, pageSize)
 
+    @app.options(
+        "/orgs/{oid}/collections/{coll_id}/pages",
+        tags=["pages", "collections"],
+        response_model=EmptyResponse,
+    )
     @app.options(
         "/orgs/{oid}/collections/{coll_id}/public/pages",
         tags=["pages", "collections"],
@@ -1177,6 +1182,7 @@ def init_pages_api(
     )
     async def get_collection_pages_list(
         coll_id: UUID,
+        response: Response,
         org: Organization = Depends(org_viewer_dep),
         search: Optional[str] = None,
         url: Optional[str] = None,
@@ -1204,6 +1210,8 @@ def init_pages_api(
             sort_by=sortBy,
             sort_direction=sortDirection,
         )
+        response.headers["Access-Control-Allow-Origin"] = "*"
+        response.headers["Access-Control-Allow-Headers"] = "*"
         return paginated_format(pages, total, page, pageSize)
 
     @app.get(

frontend/frontend.conf.template

@@ -28,6 +28,7 @@ server {
     error_page 500 501 502 503 504 /50x.html;
 
     client_max_body_size 0;
+    proxy_request_buffering off;
 
     merge_slashes off;
     location = /50x.html {
@@ -83,7 +84,6 @@ server {
       # for larger uploads to not timeout
       proxy_http_version 1.1;
       proxy_read_timeout 300;
-      proxy_request_buffering off;
     }
 
     location ~* /watch/([^/]+)/([^/]+)/([^/]+)/ws {