Build n8n on Node 22 Debian

Dockerfile

@@ -1,13 +1,12 @@
-FROM n8nio/n8n:latest
+FROM node:22-bookworm-slim
 
 USER root
 
-# Use the official n8n image instead of rebuilding n8n from npm.
-# Rebuilding `n8n@latest` on Alpine currently fails in isolated-vm/native gyp.
+# Debian + Node 22 avoids the isolated-vm/V8 build failure seen on Node 20 Alpine.
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \
       ca-certificates openssl dnsutils curl wget bash \
-      git python3 \
+      git python3 make g++ \
       libcairo2 libpango-1.0-0 libjpeg62-turbo libgif7 \
       postgresql-client ffmpeg yt-dlp \
       chromium chromium-driver \
@@ -15,6 +14,8 @@ RUN apt-get update \
       fonts-noto fonts-noto-cjk fonts-noto-color-emoji fonts-freefont-ttf fonts-dejavu fonts-liberation \
     && rm -rf /var/lib/apt/lists/*
 
+RUN npm install -g n8n@latest
+
 WORKDIR /app
 
 COPY pdf-server.js /app/pdf-server.js