E:[✗ Error] Missing API key E: E:The jekyll-algolia plugin could not find your API key. W: W:Please, define your API key either by: W: W:1/ Defining an ENV variable when calling `jekyll algolia` W:   $ ALGOLIA_API_KEY='your_api_key' jekyll algolia W: W:2/ Save your API key in a named `_algolia_api_key` in your source directory. W:   If you do this, we strongly recommend you to NOT track this file in your versionning system. I: I:You can find your API key in your Algolia dashboard here: I:   www.algolia.com/api-keys I: