ci: add docker support

.dockerignore

@@ -0,0 +1,12 @@
+node_modules
+npm-debug.log
+.git
+.gitignore
+README.md
+.env
+.nyc_output
+coverage
+.nyc_output
+.vscode
+.DS_Store
+dist

Dockerfile

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+# Multi-stage build for production
+FROM node:18-alpine AS build-stage
+
+# Set working directory
+WORKDIR /app
+
+# Copy package files
+COPY package*.json ./
+
+# Install dependencies
+RUN npm ci
+
+# Copy source code
+COPY . .
+
+# Build the app
+RUN npm run build
+
+# Production stage
+FROM nginx:stable-alpine AS production-stage
+
+# Copy built assets from build stage
+COPY --from=build-stage /app/dist /usr/share/nginx/html
+
+# Copy custom nginx config
+COPY nginx.conf /etc/nginx/nginx.conf
+
+# Expose port 80
+EXPOSE 80
+
+# Start nginx
+CMD ["nginx", "-g", "daemon off;"]

nginx.conf

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+events {
+    worker_connections 1024;
+}
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+    
+    server {
+        listen 80;
+        server_name localhost;
+        root /usr/share/nginx/html;
+        index index.html;
+        
+        # Handle client-side routing
+        location / {
+            try_files $uri $uri/ /index.html;
+        }
+        
+        # Cache static assets
+        location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg)$ {
+            expires 1y;
+            add_header Cache-Control "public, immutable";
+        }
+    }
+}