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Dockerfile

@@ -1,27 +1,60 @@
-FROM node:lts-alpine AS builder
+FROM node:18 AS builder
+
 WORKDIR /app
 
+# Install pnpm
 RUN npm i -g pnpm
 
+# Copy package files first for better caching
 COPY package.json pnpm-lock.yaml ./
 
-RUN pnpm install
+# Install dependencies
+RUN pnpm install --frozen-lockfile
 
+# Copy source code
 COPY . .
+
+# Build the application
 RUN pnpm run build
 
-FROM node:lts-alpine AS runtime
+# Production stage
+FROM node:18 AS runtime
+
 WORKDIR /app
 
+# We don't need the standalone Chromium
+ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
+
+# Install Google Chrome Stable and fonts
+# Note: this installs the necessary libs to make the browser work with Puppeteer.
+RUN apt-get update && apt-get install curl gnupg -y \
+    && curl --location --silent https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
+    && sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' \
+    && apt-get update \
+    && apt-get install google-chrome-stable -y --no-install-recommends \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install pnpm
 RUN npm i -g pnpm
 
+# Copy built application and package files
 COPY --from=builder /app/dist ./dist
-COPY package.json pnpm-lock.yaml ./
+COPY --from=builder /app/package.json /app/pnpm-lock.yaml ./
 
-RUN pnpm install --prod
+# Install production dependencies
+RUN pnpm install --prod --frozen-lockfile && pnpm store prune
 
-ENV HOST=0.0.0.0
-ENV PORT=4321
+# Set environment variables
+ENV HOST=0.0.0.0 \
+    PORT=4321 \
+    NODE_ENV=production
+
+# Expose port
 EXPOSE 4321
 
+# Health check
+HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
+    CMD curl -f http://localhost:4321/ || exit 1
+
+# Start the application
 CMD ["node", "./dist/server/entry.mjs"]

src/pages/api/resume/pdf.ts

@@ -327,7 +327,20 @@ export const GET: APIRoute = async ({ request }) => {
 
     const browser = await puppeteer.launch({
       headless: true,
-      args: ["--no-sandbox", "--disable-setuid-sandbox"],
+      defaultViewport: null,
+      executablePath:
+        process.env.NODE_ENV === "production"
+          ? "/usr/bin/google-chrome"
+          : undefined,
+      args: [
+        "--no-sandbox",
+        "--disable-setuid-sandbox",
+        "--disable-dev-shm-usage",
+        "--disable-accelerated-2d-canvas",
+        "--no-first-run",
+        "--no-zygote",
+        "--disable-gpu",
+      ],
     });
 
     const page = await browser.newPage();