refactor: use modern initContent with lib.mkBefore

home/zsh.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ pkgs, lib, ... }:
 {
   programs.zsh = {
     enable = true;
@@ -46,11 +46,6 @@
       ff = "fastfetch";
     };
 
-    # Fix PATH at the very beginning of .zshrc
-    initExtraFirst = ''
-      export PATH="/opt/homebrew/bin:/usr/local/bin:/usr/bin:/bin:$PATH"
-    '';
-
     # Environment setup (zshenv)
     envExtra = ''
       if [ -x "/opt/homebrew/bin/brew" ]; then
@@ -58,8 +53,11 @@
       fi
     '';
 
-    # Init content - runs on shell start (after PATH is set)
-    initExtra = ''
+    # Init content - uses lib.mkBefore to run before home-manager generated code
+    initContent = lib.mkBefore ''
+      export PATH="/opt/homebrew/bin:/usr/local/bin:/usr/bin:/bin:$PATH"
+    ''
+    + ''
       # Show fastfetch on shell start
       echo
       fastfetch