feat: redesign the project structure

home/darwin/core.nix

@@ -0,0 +1,44 @@
+
+{pkgs, ...}: 
+{
+  # MacOS specific configuration
+  home.packages = with pkgs; [
+
+  ];
+
+  programs.ssh = {
+    enable = true;
+
+    # all my ssh private key are generated by `ssh-keygen -t ed25519 -C "ryan@nickname"`
+    # the config's format:
+    #   Host —  given the pattern used to match against the host name given on the command line.
+    #   HostName — specify nickname or abbreviation for host
+    #   IdentityFile — the location of your SSH key authentication file for the account.
+    # format in details:
+    #   https://www.ssh.com/academy/ssh/config
+    extraConfig = ''
+      Host 192.168.*
+        # allow to securely use local SSH agent to authenticate on the remote machine.
+        # It has the same effect as adding cli option `ssh -A user@host`
+        ForwardAgent yes
+        # romantic holds my homelab~
+        IdentityFile ~/.ssh/romantic
+        # Specifies that ssh should only use the identity file explicitly configured above
+        # required to prevent sending default identity files first.
+        IdentitiesOnly yes
+
+      Host github.com
+        Hostname github.com
+        # github is controlled by gluttony~
+        IdentityFile ~/.ssh/harmonica
+        # Specifies that ssh should only use the identity file explicitly configured above
+        # required to prevent sending default identity files first.
+        IdentitiesOnly yes
+    '';
+
+    # use ssh-agent so we only need to input passphrase once
+    # run `ssh-add /path/to/key` for every identity file
+    # check imported keys by `ssh-add -l`
+    # TODO `ssh-add` can only add keys temporary, use gnome-keyring to unlock all keys after login.
+  };
+}

home/darwin/default.nix

@@ -1,10 +1,33 @@
-{pkgs, ...}: 
+{ pkgs, ... }:
+
 {
-  home.packages = with pkgs; [
-    docker-compose
-    kubectl
-    kubernetes-helm
-    terraform
-    pulumi
+  imports = [
+    ../common/core.nix
+    ../common/alacritty.nix
+    ../common/git.nix
+    ../common/starship.nix
+    
+    ./core.nix
   ];
+
+  # Home Manager needs a bit of information about you and the
+  # paths it should manage.
+  home = {
+    username = "admin";
+    # set homeDirectory make build fail
+    # homeDirectory = "/Users/admin";
+
+    # This value determines the Home Manager release that your
+    # configuration is compatible with. This helps avoid breakage
+    # when a new Home Manager release introduces backwards
+    # incompatible changes.
+    #
+    # You can update Home Manager without changing this value. See
+    # the Home Manager release notes for a list of state version
+    # changes in each release.
+    stateVersion = "22.11";
+  };
+
+  # Let Home Manager install and manage itself.
+  programs.home-manager.enable = true;
 }