plugins/neotest: move to by-name

tests/test-sources/plugins/by-name/neotest/playwright.nix

@@ -0,0 +1,47 @@
+{
+  example = {
+    plugins = {
+      treesitter.enable = true;
+      neotest = {
+        enable = true;
+
+        adapters.playwright = {
+          enable = true;
+
+          settings.options = {
+            persist_project_selection = false;
+            enable_dynamic_test_discovery = false;
+            preset = "none";
+            get_playwright_binary.__raw = ''
+              function()
+                return vim.loop.cwd() + "/node_modules/.bin/playwright"
+              end
+            '';
+            get_playwright_config.__raw = ''
+              function()
+                return vim.loop.cwd() + "/playwright.config.ts"
+              end
+            '';
+            get_cwd.__raw = ''
+              function()
+                return vim.loop.cwd()
+              end
+            '';
+            env = { };
+            extra_args = [ ];
+            filter_dir.__raw = ''
+              function(name, rel_path, root)
+                return name ~= "node_modules"
+              end
+            '';
+            is_test_file.__raw = ''
+              function(file_path)
+                return string.match(file_path, "my-project's-vitest-tests-folder")
+              end
+            '';
+          };
+        };
+      };
+    };
+  };
+}