fix(ssg): inherit mode to load .env.{mode} (#239)

Author: ssssota

.changeset/proud-rats-flow.md

@@ -0,0 +1,5 @@
+---
+'@hono/vite-ssg': patch
+---
+
+Load .env.{mode} to bundle environment variable

packages/ssg/src/ssg.ts

@@ -54,6 +54,7 @@ export const ssgBuild = (options?: SSGOptions): Plugin => {
       const server = await createServer({
         plugins: [],
         build: { ssr: true },
+        mode: config.mode,
       })
       const module = await server.ssrLoadModule(entry)