Migrated Searxng Docker -> Nix

nixos/roles/searxng.nix

@@ -0,0 +1,48 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
+
+let
+  address = config.systemd.network.networks."10-ethernet".networkConfig.Address;
+  ip = builtins.elemAt (lib.splitString "/" address) 0;
+  port = 11080;
+in
+{
+  services.searx = {
+    enable = true;
+    package = pkgs.searxng;
+    redisCreateLocally = true;
+
+    settings = {
+      general = {
+        instance_name = "SearXNG";
+        debug = false;
+      };
+
+      server = {
+        inherit port;
+        bind_address = "0.0.0.0";
+        base_url = "http://${ip}:${toString port}";
+        secret_key = "@SEARX_SECRET_KEY@";
+      };
+
+      ui = {
+        default_theme = "simple";
+        default_locale = "en";
+        center_alignment = true;
+        infinite_scroll = true;
+        theme_args.simple_style = "dark";
+      };
+
+      search = {
+        safe_search = 0;
+        autocomplete = "duckduckgo";
+      };
+    };
+  };
+
+  networking.firewall.allowedTCPPorts = [ port ];
+}