Fix auto-mounting NFS

Since my NFS mounts are connecting across tailscale, we need to force
them to wait for the tailscaled to be connected already

hosts/vm-jellyfin/default.nix

@@ -27,27 +27,27 @@
     glxinfo
     jellyfin-ffmpeg
     libva-utils
+    nfs-utils
     radeontop
     vulkan-tools
   ];
 
-  fileSystems = {
-    "/music" = {
-      device = "nas1.shire-zebra.ts.net:/mnt/all/music";
-      fsType = "nfs";
-      options = [ "ro" ];
+  systemd.mounts = let
+    nfs = name: {
+      what = "nas1.shire-zebra.ts.net:/mnt/all/${name}";
+      type = "nfs";
+      name = "${name}.mount";
+      where = "/${name}";
+      requires = [ "tailscaled-autoconnect.service" ];
+      after = [ "tailscaled-autoconnect.service" ];
+      wantedBy = [ "multi-user.target" ];
+      mountConfig.Options = "_netdev,noexec,ro,timeo=50,retrans=5,soft";
     };
-    "/photo" = {
-      device = "nas1.shire-zebra.ts.net:/mnt/all/photos";
-      fsType = "nfs";
-      options = [ "ro" ];
-    };
-    "/video" = {
-      device = "nas1.shire-zebra.ts.net:/mnt/all/video/";
-      fsType = "nfs";
-      options = [ "ro" ];
-    };
-  };
+  in [
+    (nfs "music")
+    (nfs "photos")
+    (nfs "video")
+  ];
 
   hardware = {
     enableAllFirmware = true;