Try to hallucinate over all of samba config

configuration.nix

@@ -65,7 +65,7 @@
   console.keyMap = "croat";
 
   # Enable CUPS to print documents.
-  services.printing.enable = true;
+  services.printing.enable = false;
 
   # Enable sound with pipewire.
   services.pulseaudio.enable = false;
@@ -83,6 +83,59 @@
     #media-session.enable = true;
   };
 
+  services.samba = {
+    enable = true;
+    securityType = "user";
+    openFirewall = true;
+    settings = {
+      global = {
+        "workgroup" = "SAMBA";
+        "security" = "user";
+        "passdb backend" = "tdbsam";
+        "vfs objects" = "acl_xattr";
+        "map acl inherit" = "yes";
+        "store dos attributes" = "yes";
+      };
+      "data" = {
+        "path" = "/mnt/data";
+        "read only" = "no";
+        "browsable" = "yes";
+        "guest ok" = "no";
+        "writable" = "yes";
+        "valid users" = "dave,jana";
+      };
+      "dave" = {
+        "path" = "/home/dave";
+        "read only" = "no";
+        "browsable" = "yes";
+        "guest ok" = "no";
+        "writable" = "yes";
+        "valid users" = "dave,jana";
+      };
+      "homework" = {
+        "path" = "/mnt/data/docker/volumes/captain--sync-data/_data/Homework";
+        "read only" = "no";
+        "browsable" = "yes";
+        "guest ok" = "no";
+        "writable" = "yes";
+        "valid users" = "dave";
+      };
+      "torrent" = {
+        "path" = "/home/dave/volumes/captain--torrent-downloads/_data";
+        "read only" = "no";
+        "browsable" = "yes";
+        "guest ok" = "no";
+        "writable" = "yes";
+        "valid users" = "dave";
+      };
+    };
+  };
+
+  services.samba-wsdd = {
+    enable = true;
+    openFirewall = true;
+  };
+
   # Enable touchpad support (enabled default in most desktopManager).
   # services.xserver.libinput.enable = true;
 
@@ -127,6 +180,7 @@
     lazygit
     tmux
     nixfmt-rfc-style
+    btop
   ];
 
   # Some programs need SUID wrappers, can be configured further or are
@@ -144,6 +198,8 @@
   # networking.firewall.allowedUDPPorts = [ ... ];
   # Or disable the firewall altogether.
   # networking.firewall.enable = false;
+  networking.firewall.enable = true;
+  networking.firewall.allowPing = true;
 
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions