E:[✗ Error] No index name defined E: E:The jekyll-algolia plugin could not find the name of the Algolia index you want to push your records to. W: W:Please, define it in your Jekyll _config.yml file like this: W: W:  algolia: W:   index_name: your_index_name W: W:Alternatively, you can also define it as an ENV variable, like this: W: W:  $ ALGOLIA_INDEX_NAME='{your_index_name}' jekyll algolia W: I:You can see all your indices from your Algolia dashboard here: I:  www.algolia.com/explorer I: I:Note that you don't have to create an index before pushing records. I:It will be created automatically if it does not exist yet.