various tweaks, better mbp keyboard support, new softwares

modules/local-dev.nix

@@ -115,12 +115,14 @@
   # List packages installed in system profile. To search, run:
   # $ nix search wget
   environment.systemPackages = with pkgs; [
-    (import (fetchTarball https://github.com/cachix/devenv/archive/v0.6.2.tar.gz)).default
+    (import (fetchTarball https://github.com/cachix/devenv/archive/v0.6.3.tar.gz)).default
     direnv
-    php
-    symfony-cli
     docker-compose
     nodejs
+    php
+    php82Packages.composer
+    rpi-imager
+    symfony-cli
     virt-manager
     yarn
     zola