Added Backend

backend/Dockerfile

@@ -0,0 +1,20 @@
+FROM node:20-alpine
+WORKDIR /usr/src/app
+
+# Package-Dateien
+COPY package*.json ./
+
+# Dev + Prod Dependencies (für TS-Build nötig)
+RUN npm install
+
+# Restlicher Sourcecode
+COPY . .
+
+# TypeScript Build
+RUN npm run build
+
+# Port freigeben
+EXPOSE 3100
+
+# Start der App
+CMD ["node", "dist/src/index.js"]