fix(react-email): broken hot reloading with non-js imports (#2572)

Author: gabrielmfern

.changeset/fuzzy-monkeys-exist.md

@@ -0,0 +1,5 @@
+---
+"react-email": patch
+---
+
+hot reloading errors when importing .json and other file extensions

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

@@ -146,17 +146,12 @@ export const createDependencyGraph = async (directory: string) => {
         const pathWithEnsuredExtension = (() => {
           if (
             extension.length > 0 &&
-            javascriptExtensions.includes(extension)
+            existsSync(pathToDependencyFromDirectory)
           ) {
-            if (existsSync(pathToDependencyFromDirectory)) {
-              return pathToDependencyFromDirectory;
-            }
-            return checkFileExtensionsUntilItExists(
-              pathToDependencyFromDirectory.replace(extension, ''),
-            );
+            return pathToDependencyFromDirectory;
           }
           return checkFileExtensionsUntilItExists(
-            pathToDependencyFromDirectory,
+            pathToDependencyFromDirectory.replace(extension, ''),
           );
         })();