feat: add templates/games support with subpath routing and Docker build integration

backend/Dockerfile

@@ -12,6 +12,13 @@ RUN bun install
 COPY mobile/ .
 RUN bun run build:web
 
+FROM oven/bun:1.2.18 AS games-builder
+WORKDIR /games
+COPY games/package.json ./
+RUN bun install
+COPY games/ .
+RUN bun run build
+
 FROM oven/bun:1.2.18
 WORKDIR /app
 COPY backend/package.json backend/bun.lock backend/tsconfig.json ./
@@ -19,6 +26,7 @@ RUN bun install --frozen-lockfile --production
 COPY backend/src ./src
 COPY --from=website-builder /website/dist ./public
 COPY --from=mobile-builder /mobile/dist ./public/mobile
+COPY --from=games-builder /games/dist ./public/games
 
 ENV NODE_ENV=production
 ENV PORT=8080