René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"How to add custom Nunjucks Filters","articleBody":"Hello,\r\n\r\nSorry in advanced for my noobishness in this...\r\n\r\nI have made a custom Nunjucks Filter but I can't find a way to add it to the Unibit dependency Nunjucks in order to extend it as it was described in Nunjucks documentation..\r\n\r\nCould somebody help me to navigate through this?\r\n\r\nThe custom filter I made is in the file located at /index.js has the following:\r\n\r\n```js\r\nvar nunjucks = require('nunjucks');\r\nvar env = new nunjucks.Environment();\r\nvar crypto = require('crypto');\r\n\r\nenv.addFilter('md5', function(str) {\r\n    return crypto.createHash('md5').update(str).digest(\"hex\");\r\n});\r\n```\r\nBut it is not being picked up by anything..\r\n\r\nWhat i need is the following to work:\r\n```\r\n{% hash = some_variable | md5 %}\r\n```\r\n\r\nRegards","author":{"url":"https://github.com/andriusdj","@type":"Person","name":"andriusdj"},"datePublished":"2020-04-13T09:40:15.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/5/unibit/issues/5"}