chore: Добавлен Dockerfile и Caddyfile

.dockerignore

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+node_modules
+.yarn/cache
+.yarn/unplugged
+.yarn/install-state.gz
+dist

Caddyfile

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+:3000 {
+	root * /usr/share/caddy
+
+	encode {
+		zstd
+		gzip
+		match {
+			header Content-Type text/*
+			header Content-Type application/javascript*
+			header Content-Type application/json*
+			header Content-Type image/svg+xml*
+		}
+	}
+
+	@assets path /assets/*
+	header @assets Cache-Control "public, max-age=31536000, immutable"
+
+	@html path / /index.html
+	header @html Cache-Control "no-cache"
+
+	file_server
+}

Dockerfile

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+# Build stage
+FROM node:20-alpine AS builder
+WORKDIR /app
+# Enable Corepack so we can use Yarn v4 (pinned to match lockfile)
+RUN corepack enable && corepack prepare yarn@4.11.0 --activate
+# Force Yarn to use node_modules instead of PnP
+ENV YARN_NODE_LINKER=node-modules
+COPY package.json yarn.lock ./
+RUN yarn install --immutable
+COPY . .
+RUN yarn build && ls -la dist
+
+# Production stage - Caddy
+FROM caddy:2-alpine
+WORKDIR /usr/share/caddy
+# Copy built static files from the builder stage
+COPY --from=builder /app/dist .
+# Copy our local Caddyfile config
+COPY Caddyfile /etc/caddy/Caddyfile
+EXPOSE 3000
+# Start caddy using the config file
+CMD ["caddy", "run", "--config", "/etc/caddy/Caddyfile", "--adapter", "caddyfile"]