Add fudo-pkgs submodule

lib/fudo/system-networking.nix

@@ -38,6 +38,16 @@ in {
         };
       };
     };
+
+    # DO THIS MANUALLY since NixOS sux at making a reasonable /etc/hosts
+    hostfile-entries = mkOption {
+        type = attrsOf (listOf str);
+        description = "Map of extra IP addresses to hostnames for /etc/hosts";
+        default = {};
+        example = {
+            "10.0.0.3" = [ "my-host" "my-host.my.domain" ];
+        };
+    };
   };
 
   config = mkIf (cfg.internal-port-map != { }) {