Update Contentful entries with a tag

Update Contentful entries with a tag.txt

const contentful = require("contentful-management");

const client = contentful.createClient({
  accessToken: "<Replace with your access token>",
});

client
  .getSpace("<Replace with your spaceID>")
  .then((space) => space.getEnvironment("<Replace with Env ID>"))
  .then((environment) =>
    environment.getEntries({ content_type: "<Replace with CT ID>" })
  )
  .then((entries) => {
    // Process each entry
    entries.items.forEach((entry) => {
      const myTag = {
        sys: {
          type: "Link",
          linkType: "Tag",
          id: "<replace with tag ID>",
        },
      };

      entry.metadata.tags.push(myTag);
      entry.update();

      //if you want to publish - uncomment this.
      entry.publish();
    });
  })
  .catch(console.error);