feat: add more apps

src/content/docs/applications/matrix-synapse.mdx

@@ -0,0 +1,15 @@
+---
+title: Matrix Synapse
+description: Matrix is the open standard for secure and interoperable real-time communications. Synapse is an open source Matrix homeserver implementation, written and maintained by Element.
+hero:
+  tagline: Matrix is the open standard for secure and interoperable real-time communications. Synapse is an open source Matrix homeserver implementation, written and maintained by Element.
+  image:
+    file: https://cdn.jsdelivr.net/gh/selfhst/icons@main/webp/matrix.webp
+  actions:
+    - text: Source
+      link: https://github.com/element-hq/synapse
+      icon: right-arrow
+    - text: Deployment Chart
+      link: https://gitea.alexlebens.dev/alexlebens/infrastructure/src/branch/main/clusters/cl01tl/helm/matrix-synapse
+      icon: right-arrow
+---