diff --git a/api/Dockerfile b/api/Dockerfile
new file mode 100644
index 0000000..c4f0df0
--- /dev/null
+++ b/api/Dockerfile
@@ -0,0 +1,22 @@
+# Stage 1: Build
+FROM node:22-alpine AS build
+WORKDIR /app
+# Dependencies installieren (Caching nutzen)
+COPY package*.json ./
+RUN npm install
+# Code kopieren und bauen (kopiert dank nest-cli.json auch die .hbs/.assets)
+COPY . .
+RUN npm run build
+
+# Stage 2: Production Run
+FROM node:22-alpine
+WORKDIR /app
+# Nur Production-Dependencies installieren (hält das Image extrem klein!)
+COPY package*.json ./
+RUN npm install --omit=dev
+# Kompilierten Code aus Stage 1 übernehmen
+COPY --from=build /app/dist ./dist
+
+# NestJS Standard-Port
+EXPOSE 3000
+CMD ["node", "dist/main"]
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