diff --git a/Dockerfile b/Dockerfile
index e312b978..e16c24a9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,39 @@
-FROM node:lts-trixie-slim
-
+FROM node:lts-trixie-slim AS base
 RUN apt-get update \
   && apt-get install -y --no-install-recommends ca-certificates curl git \
   && rm -rf /var/lib/apt/lists/*
+RUN corepack enable
 
-RUN npm install --global paperclipai@latest @anthropic-ai/claude-code@latest @openai/codex@latest opencode-ai \
+FROM base AS deps
+WORKDIR /app
+COPY package.json pnpm-workspace.yaml pnpm-lock.yaml .npmrc ./
+COPY cli/package.json cli/
+COPY server/package.json server/
+COPY ui/package.json ui/
+COPY packages/shared/package.json packages/shared/
+COPY packages/db/package.json packages/db/
+COPY packages/adapter-utils/package.json packages/adapter-utils/
+COPY packages/adapters/claude-local/package.json packages/adapters/claude-local/
+COPY packages/adapters/codex-local/package.json packages/adapters/codex-local/
+COPY packages/adapters/cursor-local/package.json packages/adapters/cursor-local/
+COPY packages/adapters/openclaw-gateway/package.json packages/adapters/openclaw-gateway/
+COPY packages/adapters/opencode-local/package.json packages/adapters/opencode-local/
+COPY packages/adapters/pi-local/package.json packages/adapters/pi-local/
+
+RUN pnpm install --no-frozen-lockfile
+
+FROM base AS build
+WORKDIR /app
+COPY --from=deps /app /app
+COPY . .
+RUN pnpm --filter @paperclipai/ui build
+RUN pnpm --filter @paperclipai/server build
+RUN test -f server/dist/index.js || (echo "ERROR: server build output missing" && exit 1)
+
+FROM base AS production
+WORKDIR /app
+COPY --chown=node:node --from=build /app /app
+RUN npm install --global --omit=dev @anthropic-ai/claude-code@latest @openai/codex@latest opencode-ai \
   && mkdir -p /paperclip \
   && chown node:node /paperclip
 
@@ -23,4 +52,4 @@ VOLUME ["/paperclip"]
 EXPOSE 3100
 
 USER node
-CMD ["paperclipai", "start"]
+CMD ["node", "--import", "./server/node_modules/tsx/dist/loader.mjs", "server/dist/index.js"]