Deploy Kairas landing page

Dockerfile

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+FROM node:22-alpine
+
+WORKDIR /app
+
+ENV NODE_ENV=production
+ENV NEXT_TELEMETRY_DISABLED=1
+ENV HOSTNAME=0.0.0.0
+ENV PORT=3000
+
+COPY package.json package-lock.json ./
+RUN npm ci --omit=dev
+
+COPY .next ./.next
+COPY public ./public
+COPY src/app/icon.svg ./src/app/icon.svg
+COPY next.config.ts ./
+
+EXPOSE 3000
+
+CMD ["npm", "run", "start"]