update uri_exists to external_id_exists

docs/HTTP_API.md

@@ -135,11 +135,11 @@ Mark an item as deleted by:
 * Updating `dateModified` (server-s time is taken)
 
 
-### GET /v1/deprecated/uri_exists/{uri}
-⚠️ DEPRECATED Check if an item exists with the `uri`.
+### GET /v1/deprecated/external_id_exists/{uri}
+⚠️ DEPRECATED Check if an item exists with the `externalId`.
 
-Returns `true` successfully if such item exists,
-or returns `false` successfully if such item does not exist.
+Returns `true` if such an item does exist,
+or returns `false` if such an item does not exist.
 
 
 ### POST /v1/search_by_fields/

src/warp_api.rs

@@ -102,10 +102,9 @@ pub async fn run_server(sqlite_pool: Pool<SqliteConnectionManager>) {
             respond_with_result(result)
         });
 
-    // TODO: change endpoint to external_id_exists, instead of uri_exists
     let pool = pool_arc.clone();
     let external_id_exists = api_version_1
-        .and(warp::path!("deprecated" / "uri_exists" / String))
+        .and(warp::path!("deprecated" / "external_id_exists" / String))
         .and(warp::path::end())
         .and(warp::get())
         .map(move |external_id: String| {