feat: initial CI/CD pipeline, Dockerfile, K8s manifests, build+test scripts

Dockerfile

@@ -0,0 +1,38 @@
+# Build stage
+FROM node:22-alpine AS builder
+
+WORKDIR /app
+
+# Copy package files and install dependencies
+COPY package*.json ./
+RUN npm ci
+
+# Copy source and build
+COPY . .
+RUN npm run build
+
+# Production stage — nginx serving static files
+FROM nginx:alpine
+
+# Copy built site
+COPY --from=builder /app/dist /usr/share/nginx/html
+
+# Copy ads.txt if present at root
+COPY --from=builder /app/ads.txt /usr/share/nginx/html/ads.txt
+
+# Custom nginx config for SPA/history routing
+RUN echo 'server { \
+    listen 80; \
+    server_name localhost; \
+    root /usr/share/nginx/html; \
+    index index.html; \
+    location / { \
+        try_files $uri $uri/ /index.html; \
+    } \
+    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ { \
+        expires 1y; \
+        add_header Cache-Control "public, immutable"; \
+    } \
+}' > /etc/nginx/conf.d/default.conf
+
+EXPOSE 80