buildx failed with: ERROR: failed to solve: failed to compute cache key: failed to calculate checksum of ref 6lu4lpstbiyevrrcpx7rh6m5x::x6lcq27oju150bop6owuj8j8w: "/gateway/src": not found

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/