fix: move prisma generate to builder stage, add migration and entrypoint, replace custom login with NextAuth credentials provider

Dockerfile

@@ -12,6 +12,8 @@ RUN npm install --frozen-lockfile
 FROM base AS builder
 WORKDIR /app
 ENV DATABASE_URL="postgresql://user:***@localhost:5432/1000apps"
+# Install openssl for Prisma binary target detection
+RUN apk add --no-cache openssl
 COPY --from=deps /app/node_modules ./node_modules
 COPY . .
 ENV NEXT_TELEMETRY_DISABLED=1
@@ -40,6 +42,8 @@ COPY --from=builder --chown=nextjs:nodejs /app/pages ./pages
 COPY --from=builder --chown=nextjs:nodejs /app/lib ./lib
 COPY --from=builder --chown=nextjs:nodejs /app/components ./components
 COPY --from=builder --chown=nextjs:nodejs /app/styles ./styles
+COPY entrypoint.sh /usr/local/bin/
+RUN chmod +x /usr/local/bin/entrypoint.sh
 
 EXPOSE 3000
-CMD ["npm", "run", "start"]
+ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]