feat: setup Dockerfile for frontend

frontend/.dockerignore

@@ -0,0 +1,8 @@
+.nuxt/
+.output/
+.env*
+node_modules/
+cypress/
+cypress.config.ts
+package-lock.json
+*.md

frontend/Dockerfile

@@ -0,0 +1,37 @@
+# Build Stage 1
+
+FROM node:22-alpine AS build
+WORKDIR /app
+
+RUN corepack enable
+
+# Copy package.json and your lockfile
+COPY package.json ./
+
+# Install dependencies
+RUN pnpm i
+
+# Copy the entire project
+COPY . ./
+
+# Prepare Nuxt (generates .nuxt with type definitions and auto-imports)
+RUN pnpm run postinstall
+
+# Build the project
+RUN pnpm run build
+
+# Build Stage 2
+
+FROM node:22-alpine
+WORKDIR /app
+
+# Only `.output` folder is needed from the build stage
+COPY --from=build /app/.output/ ./
+
+# Change the port and host
+ENV PORT=80
+ENV HOST=0.0.0.0
+
+EXPOSE 80
+
+CMD ["node", "/app/server/index.mjs"]