Fix broken links

Author: acco

docs/cloud-shutdown.mdx

@@ -23,9 +23,9 @@ Since Sequin is open-source, you can run it on your own infrastructure with full
 
 - 🆕 **[Terraform to deploy on AWS ECS](https://github.com/sequinstream/sequin/tree/main/deployment)**
 - **[Deploy to Production](/how-to/deploy-to-production)**
-- **[Helm Chart](github.com/sequinstream/helm-chart-sequin)**
+- **[Helm Chart](https://github.com/sequinstream/helm-chart-sequin)**
 - **[Deploy Sequin on Railway](https://railway.com/deploy/TXSiv2)**
-- **[sequin.yaml](/docs/reference/sequin-yaml)** - Configuration file reference for exporting and importing data
+- **[sequin.yaml](/reference/sequin-yaml)** - Configuration file reference for exporting and importing data
 
 ### Migration support
 
@@ -59,7 +59,7 @@ Yes, Sequin is fully open-source with no feature limitations. You'll have access
 
 **Can I export my current configuration?**
 
-Absolutely. You can use [sequin.yaml](/docs/reference/sequin-yaml) to export your configuration.
+Absolutely. You can use [sequin.yaml](/reference/sequin-yaml) to export your configuration.
 
 **Will you help with the migration?**