set pruneOpts for restic backups to daily 7, weekly 4, monthly 3

hosts/nachtigall/apps/forgejo.nix

@@ -190,6 +190,11 @@
     backupCleanupCommand = ''
       rm /tmp/forgejo-backup.sql
     '';
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 
   services.restic.backups.forgejo-storagebox = {
@@ -209,5 +214,10 @@
     backupCleanupCommand = ''
       rm /tmp/forgejo-backup.sql
     '';
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 }

hosts/nachtigall/apps/keycloak.nix

@@ -64,6 +64,11 @@
     backupCleanupCommand = ''
       rm /tmp/keycloak-backup.sql
     '';
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 
   services.restic.backups.keycloak-storagebox = {
@@ -82,5 +87,10 @@
     backupCleanupCommand = ''
       rm /tmp/keycloak-backup.sql
     '';
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 }

hosts/nachtigall/apps/mailman.nix

@@ -94,6 +94,11 @@
     initialize = true;
     passwordFile = config.age.secrets."restic-repo-droppie".path;
     repository = "sftp:yule@droppie.b12f.io:/media/internal/pub.solar";
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 
   services.restic.backups.mailman-storagebox = {
@@ -109,5 +114,10 @@
     initialize = true;
     passwordFile = config.age.secrets."restic-repo-storagebox".path;
     repository = "sftp:u377325@u377325.your-storagebox.de:/backups";
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 }

hosts/nachtigall/apps/mastodon.nix

@@ -114,6 +114,11 @@
     backupCleanupCommand = ''
       rm /tmp/mastodon-backup.sql
     '';
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 
   services.restic.backups.mastodon-storagebox = {
@@ -132,5 +137,10 @@
     backupCleanupCommand = ''
       rm /tmp/mastodon-backup.sql
     '';
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 }

hosts/nachtigall/apps/matrix/synapse.nix

@@ -312,5 +312,10 @@ in
     backupCleanupCommand = ''
       rm /tmp/matrix-synapse-backup.sql
     '';
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 }

hosts/nachtigall/apps/nextcloud.nix

@@ -150,6 +150,11 @@
     backupCleanupCommand = ''
       rm /tmp/nextcloud-backup.sql
     '';
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 
   services.restic.backups.nextcloud-storagebox = {
@@ -169,5 +174,10 @@
     backupCleanupCommand = ''
       rm /tmp/nextcloud-backup.sql
     '';
+    pruneOpts = [
+      "--keep-daily 7"
+      "--keep-weekly 4"
+      "--keep-monthly 3"
+    ];
   };
 }