feat: update desktop apps configuration

LibreOffice: bump versiont to newest
Firefox: change to firefox-devedition
Programs: reorganise config into special programs dir

home-manager/stvnliu/programs/default.nix

@@ -0,0 +1,10 @@
+{
+  pkgs,
+  config,
+  lib,
+  ...
+}: {
+  imports = [
+    ./git.nix
+  ];
+}

home-manager/stvnliu/programs/git.nix

@@ -0,0 +1,21 @@
+{
+  pkgs,
+  config,
+  lib,
+  ...
+}: {
+  programs.git = {
+    enable = true;
+    package = pkgs.gitFull;
+    userName = config.myDisplayName;
+    userEmail = config.myEmail;
+    extraConfig = {
+      push.autoSetupRemote = true;
+      commit.gpgsign = true;
+      gpg.format = "ssh";
+      gpg.ssh.allowedSignersFile = "/home/${config.myUserName}/.ssh/allowed_signers";
+      user.signingkey = "/home/${config.myUserName}/.ssh/id_ed25519.pub";
+      credential.helper = "libsecret";
+    };
+  };
+}