diff --git a/Dockerfile b/Dockerfile
index d84190f..b00d16f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -36,6 +36,7 @@ RUN pnpm install --frozen-lockfile --prod
 
 # Copy built application from base stage
 COPY --from=base /app/dist ./dist
+COPY --from=base /app/server-dist ./server-dist
 
 # Copy necessary files for runtime
 COPY --from=base /app/src/server/index.ts ./src/server/index.ts
@@ -60,5 +61,5 @@ HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
   CMD node -e "require('http').get('http://localhost:3000/health', (res) => { process.exit(res.statusCode === 200 ? 0 : 1) })" || exit 1
 
 # Start the application with ts-node and dedicated tsconfig for NodeNext
-ENV TS_NODE_PROJECT=tsconfig.server.json
-CMD ["node", "--loader", "ts-node/esm", "src/server/index.ts"]
+# Start the precompiled server JS (kein ts-node im Runtime)
+CMD ["node", "server-dist/index.js"]
diff --git a/package.json b/package.json
index a046ebe..d87ea15 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "scripts": {
     "check:types": "tsc --noEmit",
     "dev": "vite",
-    "build": "tsc -b && vite build",
+    "build": "tsc -b && vite build && tsc -p tsconfig.server.build.json",
     "lint": "eslint .",
     "lint:fix": "eslint . --fix",
     "preview": "vite preview"
diff --git a/tsconfig.server.build.json b/tsconfig.server.build.json
new file mode 100644
index 0000000..484e34d
--- /dev/null
+++ b/tsconfig.server.build.json
@@ -0,0 +1,18 @@
+{
+  "extends": "./tsconfig.server.json",
+  "compilerOptions": {
+    "noEmit": false,
+    "outDir": "server-dist",
+    "sourceMap": false,
+    "declaration": false,
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "target": "ES2022"
+  },
+  "include": [
+    "src/server/**/*.ts",
+    "src/server/**/*.tsx"
+  ]
+}
+
+