Lidl, the leading German discount retailer, has announced it has invested £435 million ($589 million) in warehousing operations in the UK to support plans to grow its network to 1,000 stores. At the company’s Belvedere site in London, the company has invested £285 million ($386 million) across two buildings, boosting capacity to 800,000 sq ft. The upgrade represents a 167% increase in the facility’s footprint since it first opened in 2003, and will allow …