pkg(nixvim): Add trouble plugin

pkgs/nixvim/editor.nix

@@ -6,9 +6,6 @@
     #   flash = {
     #     enable = true;
     #   };
-    #   trouble = {
-    #     enable = true;
-    #   };
     #   todo-comments = {
     #     enable = true;
     #   };

pkgs/nixvim/editor/trouble.nix

@@ -0,0 +1,30 @@
+{...}: {
+  youthlic.plugins.trouble = {
+    enable = true;
+    settings = {
+      modes = {
+        lsp = {
+          win = {
+            position = "right";
+          };
+        };
+        preview_float = {
+          mode = "diagnostics";
+          preview = {
+            type = "float";
+            relative = "editor";
+            border = "rounded";
+            title = "Preview";
+            title_pos = "center";
+            position = [0 (-2)];
+            size = {
+              width = 0.3;
+              height = 0.3;
+            };
+            zindex = 200;
+          };
+        };
+      };
+    };
+  };
+}