Add alternate files for .stories.ts and .tsx files

modules/nixvim/edit-alternate/config.nix

@@ -36,6 +36,18 @@
       end
     end)
 
+    add_rule("ts", function(filename)
+      return filename:gsub("%.stories.ts$", ".tsx")
+    end)
+
+    add_rule("tsx", function(filename)
+      if filename:find("%.stories.tsx$") then
+        return filename:gsub("%.stories.tsx$", ".tsx")
+      end
+
+      return filename:gsub("%.tsx$", ".stories.tsx")
+    end)
+
     if vim.fn.filereadable "composer.json" == 1 then
       add_rule("json", function(filename)
         return filename:find "composer.json" and filename:gsub("%.json$", ".lock") or nil