migrate configuration.nix into flexible modular flake setup

modules/programs.nix

@@ -0,0 +1,106 @@
+{ config, pkgs, ... }:
+
+{
+  # Common packages for ALL systems
+  environment.systemPackages = with pkgs; [
+    # networking
+    wget
+    whois
+    dig
+
+    # files
+    unzip
+    ncdu
+
+    # security
+    gnupg
+    openssl
+    kdePackages.kleopatra
+
+    # cli tools
+    jq
+    pciutils
+    glxinfo
+    btop
+
+    # Development
+    code-cursor
+    gitkraken
+    git-filter-repo
+    python3
+    hugo
+    nodejs_22
+    pnpm
+    cypress
+    gnumake
+    gcc
+    libgcc
+
+    # Common programs
+    obsidian
+    nextcloud-client
+    multiviewer-for-f1
+    libreoffice-fresh
+    tor-browser
+    wasabiwallet
+    ungoogled-chromium
+    prismlauncher
+    plexamp
+    mission-center
+    remmina
+
+    # Visual
+    inkscape
+    krita
+    darktable
+    davinci-resolve
+    imagemagick
+  ];
+
+  programs = {
+    # CLI
+    zoxide.enable = true;
+    fish.enable = true;
+    vim = {
+      enable = true;
+      defaultEditor = true;
+    };
+    ssh.extraConfig = "";
+    gnupg.agent = {
+      enable = true;
+      enableSSHSupport = true;
+    };
+    git = {
+      enable = true;
+      lfs.enable = true;
+    };
+    java.enable = true;
+
+    # programs
+    firefox.enable = true;
+    thunderbird.enable = true;
+    steam = {
+      enable = true;
+      remotePlay.openFirewall = true;
+      dedicatedServer.openFirewall = true;
+    };
+  };
+
+  # enable and configure Docker
+  virtualisation.docker.enable = true;
+
+  # enable VMs
+  programs.virt-manager.enable = true;
+  virtualisation = {
+    tmp.enable = true;
+    libvirtd = {
+      enable = true;
+      qemu = {
+        swtpm.enable = true;
+        ovmf.enable = true;
+        ovmf.packages = [ pkgs.OVMFFull.fd ];
+      };
+    };
+    spiceUSBRedirection.enable = true;
+  };
+}