Adding a docker entrypoint script to auto migrate the database when started

Dockerfile

@@ -36,6 +36,9 @@ RUN adduser --system --uid 1001 nextjs
 COPY --from=builder /app/public ./public
 COPY --from=builder /app/prisma ./prisma
 
+# Copy node_modules for prisma CLI (needed for migrations)
+COPY --from=deps /app/node_modules ./node_modules
+
 # Set the correct permission for prerender cache
 RUN mkdir .next
 RUN chown nextjs:nodejs .next
@@ -44,6 +47,10 @@ RUN chown nextjs:nodejs .next
 COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
 COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
 
+# Copy entrypoint script
+COPY --chown=nextjs:nodejs docker-entrypoint.sh ./
+RUN chmod +x docker-entrypoint.sh
+
 USER nextjs
 
 EXPOSE 3000
@@ -51,4 +58,4 @@ EXPOSE 3000
 ENV PORT=3000
 ENV HOSTNAME="0.0.0.0"
 
-CMD ["node", "server.js"]
+ENTRYPOINT ["./docker-entrypoint.sh"]

docker-entrypoint.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+set -e
+
+echo "Running database migrations..."
+npx prisma migrate deploy
+
+echo "Starting application..."
+exec node server.js