add vector pgsql

modules/server/database/default.nix

@@ -9,7 +9,8 @@ in {
   config = lib.mkIf ( builtins.length allApps > 0) {
     services.postgresql = {
       enable = true;
-      enableTCPIP = true; # Required to listen on network interfaces
+      enableTCPIP = true;
+      extensions = ps: with ps; [ pgvector pg_repack ];
       settings = {
         listen_addresses = lib.mkForce "*"; 
       };