build: move to Rolldown and TypeScript 7

.changeset/modern-toolchain.md

@@ -0,0 +1,5 @@
+---
+"@solidjs/start-devtools": patch
+---
+
+Build with Rolldown, update the project toolchain, and strengthen package validation.

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
         with:
-          version: 10.15.1
+          version: 11.22.0
       - uses: actions/setup-node@v4
         with:
           node-version: 24
@@ -21,4 +21,3 @@ jobs:
       - run: pnpm build
       - run: pnpm test
       - run: pnpm check
-

.github/workflows/release.yml

@@ -16,7 +16,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
         with:
-          version: 10.15.1
+          version: 11.22.0
       - uses: actions/setup-node@v4
         with:
           node-version: 24

package.json

@@ -22,8 +22,8 @@
     }
   },
   "scripts": {
-    "build": "rollup -c && tsc --emitDeclarationOnly",
-    "check": "package-check",
+    "build": "rolldown -c",
+    "check": "publint && attw --pack . --profile esm-only",
     "test": "vitest run",
     "release": "pnpm build && changeset publish"
   },
@@ -53,31 +53,25 @@
     "@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",
-    "@rollup/plugin-babel": "^6.1.0",
-    "@rollup/plugin-commonjs": "^25.0.8",
-    "@rollup/plugin-node-resolve": "^15.3.1",
-    "@skypack/package-check": "^0.2.2",
+    "@rolldown/plugin-babel": "^0.2.3",
     "@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",
-    "rollup": "^4.5.0",
-    "rollup-plugin-cleaner": "^1.0.0",
+    "publint": "^0.3.23",
+    "rolldown": "^1.2.4",
+    "rolldown-plugin-dts": "^0.28.2",
     "seroval": "^1.6.0",
     "shiki": "^4.3.1",
     "solid-js": "^2.0.0-rc.0",
     "source-map-js": "^1.2.1",
     "terracotta": "2.0.0-next.6",
-    "typescript": "^5.9.0",
-    "vitest": "^3.2.0"
+    "typescript": "^7.0.2",
+    "vitest": "^4.1.11"
   },
-  "packageManager": "pnpm@10.15.1",
-  "pnpm": {
-    "onlyBuiltDependencies": [
-      "esbuild"
-    ]
-  }
+  "packageManager": "pnpm@11.22.0"
 }