diff --git a/generator/src/basepath-middleware.js b/generator/src/basepath-middleware.js
index af7d2a62d..b3c317c16 100644
--- a/generator/src/basepath-middleware.js
+++ b/generator/src/basepath-middleware.js
@@ -1,5 +1,13 @@
 // this middleware is only active when (config.base !== '/')
 
+/**
+ * @import { NextHandleFunction } from "connect";
+ */
+
+/**
+ * @param {string} base
+ * @returns {NextHandleFunction}
+ */
 export function baseMiddleware(base) {
   // Keep the named function. The name is visible in debug logs via `DEBUG=connect:dispatcher ...`
   return function viteBaseMiddleware(req, res, next) {
diff --git a/generator/src/build.js b/generator/src/build.js
index 11430afab..ec595cd5a 100755
--- a/generator/src/build.js
+++ b/generator/src/build.js
@@ -21,8 +21,17 @@ import * as globby from "globby";
 import { fileURLToPath } from "url";
 import { copyFile } from "fs/promises";
 
+/**
+ * @type {Promise<{ worker: Worker }>[]}
+ */
 let pool = [];
+/**
+ * @type {(value: unknown) => void}
+ */
 let pagesReady;
+/**
+ * @type {(reason: unknown) => void}
+ */
 let pagesErrored;
 let pages = new Promise((resolve, reject) => {
   pagesReady = resolve;
@@ -73,7 +82,11 @@ export async function run(options) {
     // This is a temporary hack to avoid this warning. elm-pages manages compiling the Elm code without Vite's involvement, so it is external to Vite.
     // There is a pending issue to allow having external scripts in Vite, once this issue is fixed we can remove this hack:
     // https://github.com/vitejs/vite/issues/3533
-    if (messages && messages[0] && !messages[0].startsWith(`<script src="/elm.js">`)) {
+    if (
+      messages &&
+      messages[0] &&
+      !messages[0].startsWith(`<script src="/elm.js">`)
+    ) {
       console.info(...messages);
     }
   };
@@ -97,13 +110,11 @@ export async function run(options) {
         configFile: false,
         root: process.cwd(),
         base: options.base,
-        assetsInclude: [
-          '/elm-pages.js'
-        ],
+        assetsInclude: ["/elm-pages.js"],
         ssr: false,
 
         build: {
-          manifest: '___vite-manifest___.json',
+          manifest: "___vite-manifest___.json",
           outDir: "dist",
           rollupOptions: {
             input: "elm-stuff/elm-pages/index.html",
@@ -126,7 +137,10 @@ export async function run(options) {
       fullOutputPath,
       withoutExtension
     );
-    const assetManifestPath = path.join(process.cwd(), "dist/___vite-manifest___.json");
+    const assetManifestPath = path.join(
+      process.cwd(),
+      "dist/___vite-manifest___.json"
+    );
     const manifest = JSON.parse(
       await fsPromises.readFile(assetManifestPath, { encoding: "utf-8" })
     );
@@ -303,6 +317,8 @@ export async function render(request) {
 
 /**
  * @param {string} basePath
+ * @param {() => void} whenDone
+ * @returns {Promise<{worker: Worker}>}
  */
 function initWorker(basePath, whenDone) {
   return new Promise((resolve, reject) => {
@@ -686,19 +702,26 @@ function _HtmlAsJson_toJson(html) {
 
   await fsPromises.writeFile(
     ELM_FILE_PATH().replace(/\.js$/, ".cjs"),
-    applyScriptPatches(options, elmFileContent
-      .replace(
-        /return \$elm\$json\$Json\$Encode\$string\(.REPLACE_ME_WITH_JSON_STRINGIFY.\)/g,
-        `return ${forceThunksSource}
+    applyScriptPatches(
+      options,
+      elmFileContent
+        .replace(
+          /return \$elm\$json\$Json\$Encode\$string\(.REPLACE_ME_WITH_JSON_STRINGIFY.\)/g,
+          `return ${forceThunksSource}
   return _Json_wrap(forceThunks(html));
 `
-      )
-      .replace(`console.log('App dying')`, "")));
+        )
+        .replace(`console.log('App dying')`, "")
+    )
+  );
 }
 
 function applyScriptPatches(options, input) {
   if (options.isScript) {
-    return input.replace(`_Debug_crash(8, moduleName, region, message)`, "console.error('TODO in module `' + moduleName + '` ' + _Debug_regionToString(region) + '\\n\\n' + message); process.exitCode = 1; debugger; throw 'CRASH!';");
+    return input.replace(
+      `_Debug_crash(8, moduleName, region, message)`,
+      "console.error('TODO in module `' + moduleName + '` ' + _Debug_regionToString(region) + '\\n\\n' + message); process.exitCode = 1; debugger; throw 'CRASH!';"
+    );
   } else {
     return input;
   }
diff --git a/generator/src/codegen-template-builder.js b/generator/src/codegen-template-builder.js
deleted file mode 100644
index e69de29bb..000000000
diff --git a/generator/src/hello.ts b/generator/src/hello.ts
deleted file mode 100644
index 85f1f6912..000000000
--- a/generator/src/hello.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-export function hello(): string {
-  console.log("HELLLO!!!!");
-
-  return "Hello World!";
-}
diff --git a/generator/tsconfig.json b/generator/tsconfig.json
index daa00ffe0..dad6ca4f7 100644
--- a/generator/tsconfig.json
+++ b/generator/tsconfig.json
@@ -1,12 +1,12 @@
 {
   "compilerOptions": {
-    "types": ["node"],
-    "moduleResolution": "node",
+    "module": "NodeNext",
+    "isolatedModules": true,
     "checkJs": true,
     "allowJs": true,
+    "noEmit": true,
     "strict": true,
-    "resolveJsonModule": true,
-    "lib": ["es2015", "es2017.object", "esnext", "dom"]
+    "lib": ["esnext", "dom"]
   },
   "exclude": ["node_modules", "generated"]
 }
diff --git a/jsconfig.json b/jsconfig.json
deleted file mode 100644
index b7504321c..000000000
--- a/jsconfig.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-  "compilerOptions": {
-    "module": "esnext",
-    "noImplicitAny": true,
-    "removeComments": true,
-    "strictNullChecks": true,
-    "sourceMap": false,
-    "resolveJsonModule": true,
-    "lib": ["es5", "es2015.promise", "dom", "es2015"],
-    "checkJs": true
-  }
-}
diff --git a/package-lock.json b/package-lock.json
index 163bb00d2..927274cec 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -37,12 +37,17 @@
         "elm-pages": "generator/src/cli.js"
       },
       "devDependencies": {
+        "@types/busboy": "~1.5.4",
+        "@types/connect": "~3.4.38",
+        "@types/cookie-signature": "~1.1.2",
         "@types/cross-spawn": "^6.0.6",
         "@types/fs-extra": "^11.0.4",
+        "@types/jsesc": "~3.0.3",
         "@types/make-fetch-happen": "^10.0.4",
         "@types/micromatch": "^4.0.9",
         "@types/node": "^22.10.0",
         "@types/serve-static": "^1.15.7",
+        "@types/which": "~3.0.4",
         "cypress": "^13.16.0",
         "elm-codegen": "^0.6.1",
         "elm-optimize-level-2": "^0.3.5",
@@ -1109,6 +1114,15 @@
       "integrity": "sha512-+euflG6ygo4bn0JHtn4pYqcXwRtLvElQ7/nnjDu7iYG56H0+OhCd7d6Ug0IE3WcFpZozBKW2+80FUbv5QGk5AQ==",
       "dev": true
     },
+    "node_modules/@types/busboy": {
+      "version": "1.5.4",
+      "resolved": "https://registry.npmjs.org/@types/busboy/-/busboy-1.5.4.tgz",
+      "integrity": "sha512-kG7WrUuAKK0NoyxfQHsVE6j1m01s6kMma64E+OZenQABMQyTJop1DumUWcLwAQ2JzpefU7PDYoRDKl8uZosFjw==",
+      "dev": true,
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/@types/cacheable-request": {
       "version": "6.0.3",
       "resolved": "https://registry.npmjs.org/@types/cacheable-request/-/cacheable-request-6.0.3.tgz",
@@ -1126,6 +1140,24 @@
       "resolved": "https://registry.npmjs.org/@types/configstore/-/configstore-2.1.1.tgz",
       "integrity": "sha512-YY+hm3afkDHeSM2rsFXxeZtu0garnusBWNG1+7MknmDWQHqcH2w21/xOU9arJUi8ch4qyFklidANLCu3ihhVwQ=="
     },
+    "node_modules/@types/connect": {
+      "version": "3.4.38",
+      "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.38.tgz",
+      "integrity": "sha512-K6uROf1LD88uDQqJCktA4yzL1YYAK6NgfsI0v/mTgyPKWsX1CnJ0XPSDhViejru1GcRkLWb8RlzFYJRqGUbaug==",
+      "dev": true,
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
+    "node_modules/@types/cookie-signature": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/@types/cookie-signature/-/cookie-signature-1.1.2.tgz",
+      "integrity": "sha512-2OhrZV2LVnUAXklUFwuYUTokalh/dUb8rqt70OW6ByMSxYpauPZ+kfNLknX3aJyjY5iu8i3cUyoLZP9Fn37tTg==",
+      "dev": true,
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/@types/cross-spawn": {
       "version": "6.0.6",
       "resolved": "https://registry.npmjs.org/@types/cross-spawn/-/cross-spawn-6.0.6.tgz",
@@ -1192,6 +1224,12 @@
         "pretty-format": "^27.0.0"
       }
     },
+    "node_modules/@types/jsesc": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/@types/jsesc/-/jsesc-3.0.3.tgz",
+      "integrity": "sha512-YZZ9ZOAiiSVC6KApWd/fTCDTdTOOMiRU4Lq3/VSmXNPse8IvCVOn5kYRRLu900Ub1lTPurVZFI5unEqLDJR7wg==",
+      "dev": true
+    },
     "node_modules/@types/jsonfile": {
       "version": "6.1.1",
       "resolved": "https://registry.npmjs.org/@types/jsonfile/-/jsonfile-6.1.1.tgz",
@@ -1343,6 +1381,12 @@
       "resolved": "https://registry.npmjs.org/@types/tmp/-/tmp-0.0.33.tgz",
       "integrity": "sha512-gVC1InwyVrO326wbBZw+AO3u2vRXz/iRWq9jYhpG4W8LXyIgDv3ZmcLQ5Q4Gs+gFMyqx+viFoFT+l3p61QFCmQ=="
     },
+    "node_modules/@types/which": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/@types/which/-/which-3.0.4.tgz",
+      "integrity": "sha512-liyfuo/106JdlgSchJzXEQCVArk0CvevqPote8F8HgWgJ3dRCcTHgJIsLDuee0kxk/mhbInzIZk3QWSZJ8R+2w==",
+      "dev": true
+    },
     "node_modules/@types/yauzl": {
       "version": "2.10.0",
       "resolved": "https://registry.npmjs.org/@types/yauzl/-/yauzl-2.10.0.tgz",
diff --git a/package.json b/package.json
index 1041f1fba..8743511e7 100644
--- a/package.json
+++ b/package.json
@@ -3,8 +3,7 @@
   "type": "module",
   "version": "3.0.17",
   "homepage": "https://elm-pages.com",
-  "moduleResolution": "node",
-  "description": "Type-safe static sites, written in pure elm with your own custom elm-markup syntax.",
+  "description": "Hybrid Elm framework with full-stack and static routes.",
   "main": "index.js",
   "scripts": {
     "start": "cd examples/end-to-end && npm i && npx elm-pages dev",
@@ -50,12 +49,17 @@
     "which": "^5.0.0"
   },
   "devDependencies": {
+    "@types/busboy": "~1.5.4",
+    "@types/connect": "~3.4.38",
+    "@types/cookie-signature": "~1.1.2",
     "@types/cross-spawn": "^6.0.6",
     "@types/fs-extra": "^11.0.4",
+    "@types/jsesc": "~3.0.3",
     "@types/make-fetch-happen": "^10.0.4",
     "@types/micromatch": "^4.0.9",
     "@types/node": "^22.10.0",
     "@types/serve-static": "^1.15.7",
+    "@types/which": "~3.0.4",
     "cypress": "^13.16.0",
     "elm-codegen": "^0.6.1",
     "elm-optimize-level-2": "^0.3.5",
diff --git a/tsconfig.json b/tsconfig.json
index 98dc31bd3..550e1020c 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -3,6 +3,7 @@
     "strict": true,
     "target": "ESNext",
     "module": "NodeNext",
-    "moduleResolution": "NodeNext"
+    "moduleResolution": "NodeNext",
+    "checkJs": true
   }
 }