fix(fullstack): enable emitAssets by default (#1186)

Author: hi-ogawa

packages/fullstack/e2e/basic.test.ts

@@ -46,10 +46,17 @@ function defineTest(f: Fixture) {
     ).toBeVisible();
 
     // css
+    // - App.css
     await expect(page.locator(".read-the-docs")).toHaveCSS(
       "color",
       "rgb(136, 136, 136)",
     );
+    // - index.css
+    await expect(page.locator("button")).toHaveCSS(
+      "background-color",
+      "rgb(249, 249, 249)",
+    );
+
     expect(errors).toEqual([]);
   });
 

packages/fullstack/examples/basic/src/index.css

@@ -64,6 +64,6 @@ button:focus-visible {
     color: #747bff;
   }
   button {
-    background-color: #f9f9f9;
+    background-color: rgb(249, 249, 249);
   }
 }

packages/fullstack/src/plugin.ts

@@ -109,7 +109,8 @@ export function assetsPlugin(pluginOpts?: FullstackPluginOptions): Plugin[] {
         resolvedConfig = config;
       },
       configEnvironment(name) {
-        if (pluginOpts?.serverEnvironments?.includes(name)) {
+        const serverEnvironments = pluginOpts?.serverEnvironments ?? ["ssr"];
+        if (serverEnvironments.includes(name)) {
           return {
             build: {
               emitAssets: true,