Add new server modules and configurations for various services

- Introduced `default-creds` module for managing default credentials with Umami integration.
- Added `fail2ban` module for brute-force attack protection with configurable ban times.
- Created `firewall` module to enable and configure basic firewall settings.
- Implemented `gitea` module for self-hosted Git service with PostgreSQL backend.
- Developed `glance` module for a customizable dashboard with various widgets and themes.
- Added `iknowyou` module for a self-hosted password manager with production and demo environments.
- Introduced `kernel-hardening` module for enhancing kernel security settings.
- Created `mazanoke` module for a simple web application with Nginx integration.
- Added `mealie` module for a self-hosted meal planning application.
- Implemented `stirling-pdf` module for PDF generation service.
- Developed `umami` module for self-hosted analytics with secret management.
- Added `ssh` module for secure SSH configuration with user restrictions.
- Introduced `nixy` theme for a customized aesthetic experience across services.

home/programs/yazi/default.nix

@@ -0,0 +1,129 @@
+{pkgs, ...}: {
+  programs.yazi = {
+    enable = true;
+    shellWrapperName = "y";
+
+    plugins = {
+      git = {
+        package = pkgs.yaziPlugins.git;
+        setup = true;
+      };
+      ouch = pkgs.yaziPlugins.ouch;
+      piper = pkgs.yaziPlugins.piper;
+      convert = pkgs.yaziPlugins.convert;
+      "jump-to-char" = pkgs.yaziPlugins."jump-to-char";
+      "wl-clipboard" = pkgs.yaziPlugins."wl-clipboard";
+      "batch-rename-gui" = pkgs.yaziPlugins.mkYaziPlugin {
+        pname = "batch-rename-gui.yazi";
+        version = "0-unstable-2025-07-08";
+        src = pkgs.fetchFromGitHub {
+          owner = "pakhromov";
+          repo = "batch-rename-gui.yazi";
+          rev = "5c2d5aa349948b6ab405a171541faab44751f6a5";
+          hash = "sha256-3RviPY3WOyYi5GWXWRYMWp6VLxCe5cuJX7Kb7AyWxLE=";
+        };
+      };
+    };
+
+    settings.mgr.ratio = [0 4 3];
+
+    settings.plugin = {
+      prepend_fetchers = [
+        {
+          url = "*";
+          run = "git";
+          group = "git";
+        }
+        {
+          url = "*/";
+          run = "git";
+          group = "git";
+        }
+      ];
+      prepend_previewers = [
+        {
+          url = "*.md";
+          run = ''piper -- CLICOLOR_FORCE=1 glow -w=$w -s=dark "$1"'';
+        }
+      ];
+      prepend_openers = [
+        {
+          url = "*.{zip,tar,gz,bz2,xz,7z,rar}";
+          run = "ouch";
+        }
+      ];
+    };
+
+    keymap.mgr.prepend_keymap = [
+      {
+        on = ["C"];
+        run = "plugin ouch";
+        desc = "Compress";
+      }
+      {
+        on = ["X"];
+        run = "plugin ouch --args=extract";
+        desc = "Extract";
+      }
+      {
+        on = ["c" "p"];
+        run = "plugin convert -- --extension='png'";
+        desc = "Convert to PNG";
+      }
+      {
+        on = ["c" "j"];
+        run = "plugin convert -- --extension='jpg'";
+        desc = "Convert to JPG";
+      }
+      {
+        on = ["c" "w"];
+        run = "plugin convert -- --extension='webp'";
+        desc = "Convert to WebP";
+      }
+      {
+        on = ["M"];
+        run = ''shell 'exiftool "$@" | less' --block'';
+        desc = "Show metadata";
+      }
+      {
+        on = ["T"];
+        run = "plugin toggle-parent";
+        desc = "Toggle parent pane";
+      }
+      {
+        on = ["F"];
+        run = "plugin jump-to-char";
+        desc = "Jump to char";
+      }
+      {
+        on = ["Y"];
+        run = "plugin wl-clipboard";
+        desc = "Copy to clipboard (Wayland)";
+      }
+      {
+        on = ["B"];
+        run = "plugin batch-rename-gui";
+        desc = "Batch rename";
+      }
+    ];
+  };
+
+  home.packages = with pkgs; [glow ouch hexyl exiftool fzf wl-clipboard];
+
+  xdg.configFile."yazi/plugins/toggle-parent.yazi/main.lua".text = ''
+    --- @sync entry
+    local RESTORE_WIDTH = 1
+    return {
+      entry = function(st, job)
+        local r = rt.mgr.ratio
+        if r.parent == 0 then
+          rt.mgr.ratio = { st.width or RESTORE_WIDTH, r.current, r.preview }
+        else
+          st.width = r.parent
+          rt.mgr.ratio = { 0, r.current, r.preview }
+        end
+        ya.emit("app:resize", {})
+      end
+    }
+  '';
+}