build: move to the Oxc toolchain

.changeset/initial-release.md

@@ -1,5 +1,5 @@
 ---
-"@solidjs/start-devtools": major
+'@solidjs/start-devtools': major
 ---
 
 Add the Start development toolbar, runtime error overlay, and server-function inspector.

.changeset/modern-toolchain.md

@@ -1,5 +1,5 @@
 ---
-"@solidjs/start-devtools": patch
+'@solidjs/start-devtools': patch
 ---
 
 Build with Rolldown, update the project toolchain, and strengthen package validation.

.changeset/native-oxc-toolchain.md

@@ -0,0 +1,5 @@
+---
+'@solidjs/start-devtools': patch
+---
+
+Build with the native Solid compiler and migrate formatting to Oxfmt.

.changeset/pre.json

@@ -4,8 +4,5 @@
   "initialVersions": {
     "@solidjs/start-devtools": "0.0.0"
   },
-  "changesets": [
-    "initial-release",
-    "quiet-cats-smile"
-  ]
+  "changesets": ["initial-release", "quiet-cats-smile"]
 }

.changeset/quiet-cats-smile.md

@@ -1,5 +1,5 @@
 ---
-"@solidjs/start-devtools": patch
+'@solidjs/start-devtools': patch
 ---
 
 Support server rendering the development error boundary and avoid duplicate toolbars when authored entries wrap their app.

.changeset/safe-production-imports.md

@@ -1,5 +1,5 @@
 ---
-"@solidjs/start-devtools": patch
+'@solidjs/start-devtools': patch
 ---
 
 Make direct imports production-safe with a no-op default export and development-only browser and server implementations. Register server-function observers from the browser entry.

.github/workflows/ci.yml

@@ -21,3 +21,4 @@ jobs:
       - run: pnpm build
       - run: pnpm test
       - run: pnpm check
+      - run: pnpm format:check

.oxfmtrc.json

@@ -0,0 +1,6 @@
+{
+  "$schema": "./node_modules/oxfmt/configuration_schema.json",
+  "printWidth": 100,
+  "singleQuote": true,
+  "sortPackageJson": false
+}

README.md

@@ -11,7 +11,7 @@ pnpm add @solidjs/start-devtools@next
 The Vite plugin mounts it automatically. Integrations can use the package directly:
 
 ```tsx
-import { DevToolbar } from "@solidjs/start-devtools";
+import { DevToolbar } from '@solidjs/start-devtools';
 
 <DevToolbar>
   <App />

package.json

@@ -24,6 +24,8 @@
   "scripts": {
     "build": "rolldown -c",
     "check": "publint && attw --pack . --profile esm-only",
+    "format": "oxfmt --write",
+    "format:check": "oxfmt --check",
     "test": "vitest run",
     "release": "pnpm build && changeset publish"
   },
@@ -50,18 +52,14 @@
     "solid-js": "^2.0.0-rc.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.29.0",
-    "@babel/preset-env": "^7.29.0",
-    "@babel/preset-typescript": "^7.28.0",
     "@arethetypeswrong/cli": "^0.18.5",
     "@changesets/cli": "^2.30.0",
-    "@rolldown/plugin-babel": "^0.2.3",
+    "@dom-expressions/compiler": "^0.50.0-next.43",
     "@solidjs/web": "^2.0.0-rc.0",
     "@types/node": "^24.0.0",
-    "babel-preset-solid": "^2.0.0-rc.0",
     "error-stack-parser": "^2.1.4",
     "html-to-image": "^1.11.13",
-    "prettier": "^3.1.0",
+    "oxfmt": "^0.64.0",
     "publint": "^0.3.23",
     "rolldown": "^1.2.4",
     "rolldown-plugin-dts": "^0.28.2",