compiler: Propagate server.middlewareMode, set custom app type (#1696)

Co-authored-by: Alec Hoey <[email protected]>

Author: askoufis

.changeset/frank-turtles-open.md

@@ -0,0 +1,5 @@
+---
+'@vanilla-extract/compiler': patch
+---
+
+Set `appType: 'custom'` on compiler's Vite server to disable unused HTML middlewares

.changeset/mighty-streets-thank.md

@@ -0,0 +1,5 @@
+---
+'@vanilla-extract/compiler': patch
+---
+
+Propagate `server.middlewareMode` from parent server's Vite config

package.json

@@ -13,8 +13,7 @@
     "start": "pnpm start-fixture themed",
     "start-site": "pnpm --filter=site start",
     "build-site": "pnpm --filter=site build",
-    "test:unit": "pnpm test:vitest",
-    "test:vitest": "vitest --watch=false",
+    "test:unit": "vitest run",
     "test:playwright": "pnpm test:clean-next && pnpm test:build-next && playwright test",
     "test:clean-next": "pnpm --filter=@fixtures/next-* run '/^clean.*/'",
     "test:build-next": "node scripts/copy-next-plugin.ts && pnpm --filter=@fixtures/next-* run '/^build.*/'",

packages/compiler/src/compiler.ts

@@ -108,7 +108,10 @@ const createViteServer = async ({
     base: undefined,
     configFile: false,
     root,
+    // Don't include HTML middlewares
+    appType: 'custom',
     server: {
+      middlewareMode: viteConfig.server?.middlewareMode,
       hmr: false,
       watch: enableFileWatcher ? viteConfig.server?.watch : null,
     },