diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..4668622
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,4 @@
+node_modules
+.git
+.env
+webapp/node_modules
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..3617158
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,16 @@
+FROM node:22-alpine
+
+WORKDIR /app
+
+COPY webapp/package.json webapp/package-lock.json ./
+RUN npm ci --omit=dev
+
+COPY webapp/src ./src
+
+ENV NODE_ENV=production
+EXPOSE 3000
+
+HEALTHCHECK --interval=30s --timeout=3s --start-period=5s \
+  CMD wget --no-verbose --tries=1 --spider http://localhost:3000/health || exit 1
+
+CMD ["node", "src/server.js"]