profiles/default: list installed packages in /etc/installed-packages

1 files changed, 10 insertions, 1 deletions

diff --git a/profiles/default.nix b/profiles/default.nix
index 86fe4d8..bcda0a2 100644
--- a/profiles/default.nix
+++ b/profiles/default.nix
@@ -87,7 +87,7 @@
 
     gc = {
       automatic = true;
-      options = "--delete-older-than 14d";
+      options = "weekly";
     };
   };
 
@@ -135,4 +135,13 @@
   ];
 
   programs.bcc.enable = true;
+
+  # Show installed packages (https://www.reddit.com/r/NixOS/comments/fsummx/comment/fm45htj/?utm_source=share&utm_medium=web2x&context=3)
+  environment.etc."installed-packages".text =
+    let
+      packages = builtins.map (p: "${p.name}") config.environment.systemPackages;
+      sortedUnique = builtins.sort builtins.lessThan (lib.unique packages);
+      formatted = builtins.concatStringsSep "\n" sortedUnique;
+    in
+    formatted;
 }