pinakes-server: add utoipa annotations to all routes; fix tests

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I28cf5b7b7cff8e90e123d624d97cf9656a6a6964

crates/pinakes-server/src/routes/backup.rs

@@ -11,6 +11,18 @@ use crate::{error::ApiError, state::AppState};
 ///
 /// For `SQLite`: creates a backup via VACUUM INTO and returns the file.
 /// For `PostgreSQL`: returns unsupported error (use `pg_dump` instead).
+#[utoipa::path(
+    post,
+    path = "/api/v1/admin/backup",
+    tag = "backup",
+    responses(
+        (status = 200, description = "Backup file download"),
+        (status = 401, description = "Unauthorized"),
+        (status = 403, description = "Forbidden"),
+        (status = 500, description = "Internal server error"),
+    ),
+    security(("bearer_auth" = []))
+)]
 pub async fn create_backup(
   State(state): State<AppState>,
 ) -> Result<Response, ApiError> {