Fix Docker build: add missing @prisma/client and update Prisma version to 7.3.0

Dockerfile

@@ -28,7 +28,7 @@ RUN npm run build-docker
 FROM node:${NODE_IMAGE_VERSION} AS runner
 WORKDIR /app
 
-ARG PRISMA_VERSION="6.19.0"
+ARG PRISMA_VERSION="7.3.0"
 ARG NODE_OPTIONS
 
 ENV NODE_ENV=production
@@ -44,6 +44,7 @@ RUN set -x \
 # Script dependencies
 RUN pnpm --allow-build='@prisma/engines' add npm-run-all dotenv chalk semver \
     prisma@${PRISMA_VERSION} \
+    @prisma/client@${PRISMA_VERSION} \
     @prisma/adapter-pg@${PRISMA_VERSION}
 
 COPY --from=builder --chown=nextjs:nodejs /app/public ./public