diff --git a/Dockerfile b/Dockerfile
index 75d54e9..85c9790 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,13 +21,15 @@ WORKDIR /root
 COPY ./mermaidcli/package*.json ./
 COPY ./mermaidcli/puppeteer-config.json ./
 
-# Install Node dependencies
-RUN npm ci --only=production && npm cache clean --force
+# Install Node dependencies and Chrome via Puppeteer
+RUN npm ci --only=production && \
+    npx puppeteer browsers install chrome-headless-shell && \
+    npm cache clean --force
 
 # Stage 3: Final runtime image
 FROM node:20-bookworm-slim
 
-# Install system dependencies for Puppeteer
+# Install system dependencies for Chrome/Puppeteer
 ENV DEBIAN_FRONTEND=noninteractive
 RUN apt-get update && apt-get install -y \
     ca-certificates \
@@ -64,6 +66,10 @@ RUN apt-get update && apt-get install -y \
     libxrender1 \
     libxss1 \
     libxtst6 \
+    libxshmfence1 \
+    libdrm2 \
+    libxkbcommon0 \
+    libatspi2.0-0 \
     lsb-release \
     wget \
     xdg-utils \
@@ -75,15 +81,30 @@ WORKDIR /root
 # Copy Go executable
 COPY --from=go-builder /root/bin/app ./app
 
-# Copy Node.js dependencies and mermaid CLI
+# Copy Node.js dependencies and mermaid CLI with Chrome
 COPY --from=node-builder /root/node_modules ./node_modules
 COPY --from=node-builder /root/package*.json ./
 COPY --from=node-builder /root/puppeteer-config.json ./
+COPY --from=node-builder /root/.cache /root/.cache
+
+# Set Puppeteer environment variables and dynamically find Chrome
+ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
+RUN CHROME_PATH=$(find /root/.cache/puppeteer -name "chrome-headless-shell" -type f 2>/dev/null | head -1) && \
+    echo "export PUPPETEER_EXECUTABLE_PATH='$CHROME_PATH'" >> /root/.bashrc && \
+    echo "Found Chrome at: $CHROME_PATH" && \
+    chmod +x "$CHROME_PATH" 2>/dev/null || true
 
 # Create directories for input/output
 RUN mkdir -p ./in ./out && \
     chmod 0777 ./in ./out
 
+# Create startup script to set Chrome path dynamically
+RUN echo '#!/bin/bash\n\
+export PUPPETEER_EXECUTABLE_PATH=$(find /root/.cache/puppeteer -name "chrome-headless-shell" -type f 2>/dev/null | head -1)\n\
+echo "Using Chrome at: $PUPPETEER_EXECUTABLE_PATH"\n\
+exec "$@"' > /root/start.sh && \
+    chmod +x /root/start.sh
+
 # Health check
 HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
     CMD wget --no-verbose --tries=1 --spider http://localhost:80/health || exit 1
@@ -91,5 +112,6 @@ HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
 # Expose port
 EXPOSE 80
 
-# Run the application
+# Run the application with dynamic Chrome path
+ENTRYPOINT ["/root/start.sh"]
 CMD ["./app", "--allow-all-origins=true", "--mermaid=./node_modules/.bin/mmdc", "--in=./in", "--out=./out", "--puppeteer=./puppeteer-config.json"]
diff --git a/test_bar_chart.mmd b/test_bar_chart.mmd
new file mode 100644
index 0000000..9255c84
--- /dev/null
+++ b/test_bar_chart.mmd
@@ -0,0 +1,10 @@
+%%{init: {"theme": "base", "themeVariables": {"primaryColor": "#ff6b6b", "primaryTextColor": "#fff", "primaryBorderColor": "#ff4757", "lineColor": "#5f27cd", "secondaryColor": "#00d2d3", "tertiaryColor": "#ff9ff3"}}}%%
+xychart-beta
+    title "Monthly Website Performance Metrics - 2024"
+    x-axis [Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec]
+    y-axis "Metrics Count" 0 --> 120000
+    
+    bar "Unique Visitors" [45000, 52000, 48000, 67000, 72000, 85000, 91000, 88000, 95000, 102000, 108000, 115000]
+    bar "Page Views" [89000, 104000, 96000, 134000, 144000, 170000, 182000, 176000, 190000, 204000, 216000, 230000]
+    bar "Sessions" [38000, 44000, 41000, 58000, 62000, 73000, 78000, 75000, 82000, 88000, 93000, 99000]
+    bar "Bounce Rate %" [45, 42, 48, 38, 35, 32, 30, 33, 29, 27, 25, 23]