chore(roles): split stable and unstablepkgs + add aider

roles/home/common.nix

@@ -1,5 +1,24 @@
 { pkgs, ... }:
 
+let
+  stablePkgs = with pkgs;[
+    rizin
+    sshfs
+    victor-mono
+    home-manager
+    ripgrep
+    ydiff
+    nix-index
+    pipenv
+    htop
+    glances
+    tree
+  ] ++ lib.optional (!pkgs.stdenv.isDarwin) pastebinit;
+
+  unstablePkgs = with pkgs.unstablePkgs; [
+    aider-chat-full
+  ];
+in
 {
   imports = [
     ./zsh.nix
@@ -8,21 +27,8 @@
   ];
 
   home = {
-    packages = with pkgs; [
-      rizin
-      sshfs
-      victor-mono
-      home-manager
-      ripgrep
-      ydiff
-      nix-index
-      pipenv
-      htop
-      glances
-      tree
-    ]
-    ++ lib.optional (!pkgs.stdenv.isDarwin) pastebinit;
-
+    packages = stablePkgs + unstablePkgs;
+    
     stateVersion = "24.11";
   };
 }