fix(react-email): hot reloading failing with tailwind.config-like imports (#2590)

Author: gabrielmfern

.changeset/true-waves-punch.md

@@ -0,0 +1,5 @@
+---
+"@react-email/preview-server": patch
+---
+
+fix imports of files with implicit extensions, and secondary segment like `.spec` failing to hot reload

packages/react-email/src/utils/preview/hot-reloading/create-dependency-graph.ts

@@ -150,8 +150,13 @@ export const createDependencyGraph = async (directory: string) => {
           ) {
             return pathToDependencyFromDirectory;
           }
+          if (javascriptExtensions.includes(extension)) {
+            return checkFileExtensionsUntilItExists(
+              pathToDependencyFromDirectory.replace(extension, ''),
+            );
+          }
           return checkFileExtensionsUntilItExists(
-            pathToDependencyFromDirectory.replace(extension, ''),
+            pathToDependencyFromDirectory,
           );
         })();