fix: add pbcopy info

Author: riderx

src/content/docs/docs/getting-started/cicd-integration.mdx

@@ -36,6 +36,11 @@ Alternatively you can provide the key data that way:
 ```shell
 npx @capgo/cli@latest bundle upload --channel Production --apikey YOUR_API_KEY --key-v2-data PRIVATE_KEY_CONTENT
 ```
+Use pbcopy like that
+```shell
+cat .capgo_key | pbcopy
+```
+To copy the key data and paste it in your Secret env of your CI/CD 
 
 This command uploads the current web build to the specified channel. You'll typically run this as the last step in your CI/CD pipeline, after your web build has completed successfully.