bloop: allow specifying extra cli options

nixos/modules/services/development/bloop.nix

@@ -9,6 +9,20 @@ let
 in {
 
   options.services.bloop = {
+    extraOptions = mkOption {
+      type = types.listOf types.str;
+      default = [ ];
+      example = [
+        "-J-Xmx2G"
+        "-J-XX:MaxInlineLevel=20"
+        "-J-XX:+UseParallelGC"
+      ];
+      description = ''
+        Specifies additional command line argument to pass to bloop
+        java process.
+      '';
+    };
+
     install = mkOption {
       type = types.bool;
       default = false;