feat: link migrations to payload config for production bundling and simplify dockerfile

Dockerfile

@@ -41,15 +41,8 @@ COPY . .
 # Build application
 RUN pnpm build
 
-# Transpile migrations to JS for production compatibility (ESM requires extensions)
-RUN mkdir -p dist-migrations && \
-    npx tsc migrations/*.ts --outDir dist-migrations --module esnext --target esnext --moduleResolution node --esModuleInterop --skipLibCheck || true && \
-    cp migrations/*.json dist-migrations/ 2>/dev/null || true && \
-    sed -i -E 's/(from|import) "\.\/([^"]*)"/\1 ".\/\2.js"/g' dist-migrations/index.js
-
 # Stage 2: Runner
 FROM node:20-alpine AS runner
-# ... [skipping middle part as I'm replacing lines 45-64 in a single block] ...
 WORKDIR /app
 
 # Install curl for health checks
@@ -68,7 +61,6 @@ ENV NEXT_TELEMETRY_DISABLED=1
 # Copy standalone output and static files
 COPY --from=builder --chown=nextjs:nodejs /app/public ./public
 COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
-COPY --from=builder --chown=nextjs:nodejs /app/dist-migrations ./migrations
 COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
 COPY --from=builder --chown=nextjs:nodejs /app/.next/cache ./.next/cache