refactor: separate x86_64 and aarch64 for linux

Author: henry40408

flake.nix

@@ -40,12 +40,18 @@
       # Standalone home-manager configuration entrypoint
       # Available through 'home-manager --flake .#your-username@your-hostname'
       homeConfigurations = {
-        "nixos@all" = home-manager.lib.homeManagerConfiguration {
+        "nixos@linux-x86_64" = home-manager.lib.homeManagerConfiguration {
           pkgs =
             nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
           extraSpecialArgs = { inherit inputs outputs; };
           modules = [ ./home-manager/linux ];
         };
+        "nixos@linux-aarch64" = home-manager.lib.homeManagerConfiguration {
+          pkgs =
+            nixpkgs.legacyPackages.aarch64-linux; # Home-manager requires 'pkgs' instance
+          extraSpecialArgs = { inherit inputs outputs; };
+          modules = [ ./home-manager/linux ];
+        };
         "henry@darwin-legacy" = home-manager.lib.homeManagerConfiguration {
           pkgs =
             nixpkgs.legacyPackages.x86_64-darwin; # Home-manager requires 'pkgs' instance

manage.sh

@@ -28,8 +28,16 @@ action_dry_run() {
       exit 1
     fi
   else
-    # WSL & VM
-    home-manager build --dry-run --flake '.#nixos@all'
+    if [[ $ARCH == "aarch64" ]]; then
+      # WSL & VM (arm64)
+      home-manager build --dry-run --flake '.#nixos@linux-aarch64'
+    elif [[ $ARCH == "x86_64" ]]; then
+      # WSL & VM (x86_64)
+      home-manager build --dry-run --flake '.#nixos@linux-x86_64'
+    else
+      echo "Unsupported architecture" >&2
+      exit 1
+    fi
   fi
 }
 
@@ -46,8 +54,16 @@ action_switch() {
       exit 1
     fi
   else
-    # WSL & VM
-    home-manager switch --flake '.#nixos@all'
+    if [[ $ARCH == "aarch64" ]]; then
+      # WSL & VM (arm64)
+      home-manager switch --flake '.#nixos@linux-aarch64'
+    elif [[ $ARCH == "x86_64" ]]; then
+      # WSL & VM (x86_64)
+      home-manager switch --flake '.#nixos@linux-x86_64'
+    else
+      echo "Unsupported architecture" >&2
+      exit 1
+    fi
   fi
 }