Rename and fix screenshots

screenshot/Dockerfile

@@ -0,0 +1,26 @@
+FROM node:20-slim
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends curl && \
+    rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+COPY package.json package-lock.json* ./
+RUN npm install
+
+# Install Chromium for Playwright (including system deps for headless rendering)
+RUN npx playwright install --with-deps chromium
+
+# Ensure EGL/GLES libraries are available for SwiftShader WebGL rendering
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends libegl1 libgles2 && \
+    rm -rf /var/lib/apt/lists/*
+
+COPY tsconfig.json ./
+COPY src/ src/
+RUN npm run build
+
+EXPOSE 8002
+
+CMD ["node", "dist/server.js"]