refactor(pkgs): Use packagesFromDirectoryRecursive

pkgs/crowdsec/default.nix

@@ -1,9 +0,0 @@
-{ pkgs }:
-let
-  sources = pkgs.callPackage ./_sources/generated.nix { };
-  callPackage = pkgs.lib.callPackageWith (pkgs // { inherit sources; });
-in
-{
-  hub = callPackage ./hub.nix { };
-  firewall-bouncer = callPackage ./firewall-bouncer.nix { };
-}

pkgs/default.nix

@@ -1,4 +1,7 @@
 { pkgs }:
-{
-  crowdsec = import ./crowdsec { inherit pkgs; };
+pkgs.lib.packagesFromDirectoryRecursive {
+  callPackage = pkgs.lib.callPackageWith (
+    pkgs // { sources = pkgs.callPackage ./_sources/generated.nix { }; }
+  );
+  directory = ./packages;
 }