Minor fix to dev dockerfile

Author: jason301c

frontend/Dockerfile.dev

@@ -26,8 +26,6 @@ RUN npm ci --only=production && npm install pino-pretty  # Keep for potential fu
 # Copy built assets from builder
 COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
 COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
-RUN mkdir -p ./public
-COPY --from=builder --chown=nextjs:nodejs /app/public ./public
 
 # Create non-root user
 RUN addgroup --system --gid 1001 nodejs && adduser --system --uid 1001 nextjs