Initial Project Setup

packages/api/package.json

@@ -0,0 +1,19 @@
+{
+  "name": "api",
+  "version": "1.0.0",
+  "scripts": {
+    "start": "node dist/index.js",
+    "build": "tsc -p ."
+  },
+  "type": "module",
+  "packageManager": "pnpm@10.20.0",
+  "private": true,
+  "devDependencies": {
+    "@types/express": "^5.0.5",
+    "@types/node": "^24.9.2",
+    "typescript": "~5.9.3"
+  },
+  "dependencies": {
+    "express": "^5.1.0"
+  }
+}

packages/api/src/index.ts

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+import express from 'express';
+
+const app = express();
+const port = 3000;
+
+app.get('/', (_, res) => {
+  res.send('Hello World!');
+});
+
+app.listen(port, () => {
+  console.log(`Server is running at http://localhost:${port}`);
+});

packages/api/tsconfig.json

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+{
+  // Visit https://aka.ms/tsconfig to read more about this file
+  "compilerOptions": {
+    // File Layout
+    "rootDir": "./src",
+    "outDir": "./dist",
+
+    // Environment Settings
+    // See also https://aka.ms/tsconfig/module
+    "module": "nodenext",
+    "target": "esnext",
+    // "types": [],
+    // For nodejs:
+    "lib": ["esnext"],
+    "types": ["node"],
+    // and npm install -D @types/node
+
+    // Other Outputs
+    "sourceMap": true,
+    "declaration": true,
+    "declarationMap": true,
+
+    // Stricter Typechecking Options
+    "noUncheckedIndexedAccess": true,
+    "exactOptionalPropertyTypes": true,
+
+    // Style Options
+    "noImplicitReturns": true,
+    "noImplicitOverride": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "noFallthroughCasesInSwitch": true,
+    "noPropertyAccessFromIndexSignature": true,
+
+    // Recommended Options
+    "strict": true,
+    "jsx": "react-jsx",
+    "verbatimModuleSyntax": true,
+    "isolatedModules": true,
+    "noUncheckedSideEffectImports": true,
+    "moduleDetection": "force",
+    "skipLibCheck": true,
+  },
+  "files": ["./src/index.ts"],
+}