update home assistant and fix prometheus

infrastructure/backup/README.md

@@ -0,0 +1,15 @@
+# How to restore
+
+1.  Port forward the rest api for gcloud
+    ```bash
+    kubectl port-forward -n backup service/rclone-gcloud 8000
+    ```
+
+2. Load the snapshots locally
+    ```bash
+    restic -r rest:http://127.0.0.1:8000/kluster mount /mnt/restic
+    ```
+    (The password is in a secret)
+
+3. Copy relevant files to the correct location on the NAS
+